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Alzheimer’s may have once spread from person to person, but the risk of that happening today is incredibly low

<p><em><a href="https://theconversation.com/profiles/steve-macfarlane-4722">Steve Macfarlane</a>, <a href="https://theconversation.com/institutions/monash-university-1065">Monash University</a></em></p> <p>An article published this week in the prestigious journal <a href="https://www.nature.com/articles/s41591-023-02729-2">Nature Medicine</a> documents what is believed to be the first evidence that Alzheimer’s disease can be transmitted from person to person.</p> <p>The finding arose from long-term follow up of patients who received human growth hormone (hGH) that was taken from brain tissue of deceased donors.</p> <p>Preparations of donated hGH were used in medicine to treat a variety of conditions from 1959 onwards – including in Australia from the mid 60s.</p> <p>The practice stopped in 1985 when it was discovered around 200 patients worldwide who had received these donations went on to develop <a href="https://www.vdh.virginia.gov/epidemiology/epidemiology-fact-sheets/creutzfeldt-jakob-disease-cjd/">Creuztfeldt-Jakob disease</a> (CJD), which causes a rapidly progressive dementia. This is an otherwise extremely rare condition, affecting roughly one person in a million.</p> <h2>What’s CJD got to do with Alzehimer’s?</h2> <p>CJD is caused by prions: infective particles that are neither bacterial or viral, but consist of abnormally folded proteins that can be transmitted from cell to cell.</p> <p>Other prion diseases include kuru, a dementia seen in New Guinea tribespeople caused by eating human tissue, scrapie (a disease of sheep) and variant CJD or bovine spongiform encephalopathy, otherwise known as mad cow disease. This raised <a href="https://en.wikipedia.org/wiki/United_Kingdom_BSE_outbreak">public health concerns</a> over the eating of beef products in the United Kingdom in the 1980s.</p> <h2>Human growth hormone used to come from donated organs</h2> <p>Human growth hormone (hGH) is produced in the brain by the pituitary gland. Treatments were originally prepared from purified human pituitary tissue.</p> <p>But because the amount of hGH contained in a single gland is extremely small, any single dose given to any one patient could contain material from around <a href="https://www.cdc.gov/mmwr/preview/mmwrhtml/00000563.htm">16,000 donated glands</a>.</p> <p>An average course of hGH treatment lasts around four years, so the chances of receiving contaminated material – even for a very rare condition such as CJD – became quite high for such people.</p> <p>hGH is now manufactured synthetically in a laboratory, rather than from human tissue. So this particular mode of CJD transmission is no longer a risk.</p> <h2>What are the latest findings about Alzheimer’s disease?</h2> <p>The Nature Medicine paper provides the first evidence that transmission of Alzheimer’s disease can occur via human-to-human transmission.</p> <p>The authors examined the outcomes of people who received donated hGH until 1985. They found five such recipients had developed early-onset Alzheimer’s disease.</p> <p>They considered other explanations for the findings but concluded donated hGH was the likely cause.</p> <p>Given Alzheimer’s disease is a much more common illness than CJD, the authors presume those who received donated hGH before 1985 may be at higher risk of developing Alzheimer’s disease.</p> <p>Alzheimer’s disease is caused by presence of two abnormally folded proteins: amyloid and tau. There is <a href="https://actaneurocomms.biomedcentral.com/articles/10.1186/s40478-017-0488-7">increasing evidence</a> these proteins spread in the brain in a <a href="https://pubmed.ncbi.nlm.nih.gov/8086126/">similar way to prion diseases</a>. So the mode of transmission the authors propose is certainly plausible.</p> <p>However, given the amyloid protein deposits in the brain <a href="https://www.nia.nih.gov/news/estimates-amyloid-onset-may-predict-alzheimers-progression">at least 20 years</a> before clinical Alzheimer’s disease develops, there is likely to be a considerable time lag before cases that might arise from the receipt of donated hGH become evident.</p> <h2>When was this process used in Australia?</h2> <p>In Australia, donated pituitary material <a href="https://www.health.gov.au/sites/default/files/documents/2022/07/the-cjd-review-final-report.pdf">was used</a> from 1967 to 1985 to treat people with short stature and infertility.</p> <p><a href="https://www.health.gov.au/sites/default/files/documents/2022/07/the-cjd-review-final-report.pdf">More than 2,000 people</a> received such treatment. Four developed CJD, the last case identified in 1991. All four cases were likely linked to a single contaminated batch.</p> <p>The risks of any other cases of CJD developing now in pituitary material recipients, so long after the occurrence of the last identified case in Australia, are <a href="https://www.mja.com.au/journal/2010/193/6/iatrogenic-creutzfeldt-jakob-disease-australia-time-amend-infection-control">considered to be</a> incredibly small.</p> <p>Early-onset Alzheimer’s disease (defined as occurring before the age of 65) is uncommon, accounting for <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4356853/">around 5%</a> of all cases. Below the age of 50 it’s rare and likely to have a genetic contribution.</p> <h2>The risk is very low – and you can’t ‘catch’ it like a virus</h2> <p>The Nature Medicine paper identified five cases which were diagnosed in people aged 38 to 55. This is more than could be expected by chance, but still very low in comparison to the total number of patients treated worldwide.</p> <p>Although the long “incubation period” of Alzheimer’s disease may mean more similar cases may be identified in the future, the absolute risk remains very low. The main scientific interest of the article lies in the fact it’s first to demonstrate that Alzheimer’s disease can be transmitted from person to person in a similar way to prion diseases, rather than in any public health risk.</p> <p>The authors were keen to emphasise, as I will, that Alzheimer’s cannot be contracted via contact with or providing care to people with Alzheimer’s disease.<!-- Below is The Conversation's page counter tag. Please DO NOT REMOVE. --><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/222374/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /><!-- End of code. If you don't see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines --></p> <p><a href="https://theconversation.com/profiles/steve-macfarlane-4722"><em>Steve Macfarlane</em></a><em>, Head of Clinical Services, Dementia Support Australia, &amp; Associate Professor of Psychiatry, <a href="https://theconversation.com/institutions/monash-university-1065">Monash University</a></em></p> <p><em>Image credits: Getty Images </em></p> <p><em>This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/alzheimers-may-have-once-spread-from-person-to-person-but-the-risk-of-that-happening-today-is-incredibly-low-222374">original article</a>.</em></p>

Mind

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Are catnip and treats like it safe for cats? Here’s how they affect their minds and moods

<p><em><a href="https://theconversation.com/profiles/mia-cobb-15211">Mia Cobb</a>, <a href="https://theconversation.com/institutions/the-university-of-melbourne-722">The University of Melbourne</a> and <a href="https://theconversation.com/profiles/anne-quain-12802">Anne Quain</a>, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a></em></p> <p>Cats kept indoors can <a href="https://safeandhappycats.com.au/">live a good life</a> when they get access to a variety of positive experiences. Examples include performing natural behaviours, feeling safe at home and using their full sensory capabilities, including their sense of smell.</p> <p>Plants such as catnip, cat thyme and silver vine are potent smelly stimulants that can affect cat minds and moods.</p> <p>Ever wondered if these mind-altering substances are safe gifts for our feline friends? And importantly, is it OK to provide these, or is offering catnip to a cat like offering alcohol to a child?</p> <h2>Catnip, cat thyme and silver vine, oh my!</h2> <p>Owners who are concerned about their cats feeling bored and frustrated might offer them fresh or dried catnip (<em>Nepeta cataria</em>), silver vine (<em>Actinidia polygama</em>), cat thyme (<em>Teucrium marum</em>) or other plant materials such as valerian (<em>Valeriana officinalis</em>) and Tatarian honeysuckle (<em>Lonicera tatarica</em>). These last couple <a href="https://bmcvetres.biomedcentral.com/articles/10.1186/s12917-017-0987-6">could offer an alternative</a> if your cat doesn’t respond to catnip.</p> <p>Toys filled with the leaves or extracts of these plants can cause apparently euphoric behaviour in domestic cats (as well as big cats like leopards and jaguars). Not all cats respond this way to these smells, which is <a href="https://bmcbiol.biomedcentral.com/articles/10.1186/s12915-022-01369-1">believed to have a genetic basis</a>.</p> <h2>Are these treats safe for cats?</h2> <p>Cats have a highly developed sense of smell. Some plants release chemical compounds to deter insects or to attract predators of insects that might otherwise destroy them. This includes <a href="https://www.science.org/doi/10.1126/sciadv.aba0721">nepetalactone</a>, an ingredient isolated from catnip and silver vine.</p> <p>Indeed, <a href="https://www.science.org/content/article/why-cats-are-crazy-catnip">it has been argued </a> that exposure to nepetalactone leads to an increase in feel-good hormones in cats. It may also act as a <a href="https://www.science.org/doi/10.1126/sciadv.abd9135">natural mosquito repellent</a> (note that it does not repel all mosquitoes and is not effective for flea or tick control).</p> <p>This may be why sniffing catnip, silver vine and some other plants causes cats to roll on their backs and rub their chins, cheeks and bodies on the plants. Other <a href="https://bmcvetres.biomedcentral.com/articles/10.1186/s12917-017-0987-6">observed behaviours</a> include: licking, shaking their head while carrying plant material in their mouth, drooling, kicking the plant material with their hind feet, and a “wavelike” motion of the skin over their backs as muscles contract and relax.</p> <p>These responses <a href="https://bmcvetres.biomedcentral.com/articles/10.1186/s12917-017-0987-6">generally don’t last long</a>, usually seconds to minutes, before cats relax or resume their normal behaviour.</p> <p>Rather than becoming addicted to these substances, cats are more likely to become habituated and desensitised, with the plants having less effect over time. When sniffed, these plants <a href="https://www.cell.com/iscience/fulltext/S2589-0042(23)01925-9">appear</a> to have <a href="https://bmcbiol.biomedcentral.com/articles/10.1186/s12915-022-01369-1">no adverse effects</a> on cats.</p> <figure><iframe src="https://www.youtube.com/embed/yNUz4zQTA1E?wmode=transparent&amp;start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe><figcaption><span class="caption">Cats (and a dog!) react to the active compound in catnip and silver vine, nepetalactone.</span></figcaption></figure> <h2>Is it ethical to alter the minds of our cats?</h2> <p>When considering how to improve the lives of animals we care for, we tend to focus on whether the benefits outweigh the potential harms.</p> <p>Despite some marketing claims that these plants activates the brain’s opioid system, delivering a “natural high” for cats, there is no evidence these substances actually alter the minds of cats in the same way as alcohol or other drugs alter the minds of humans.</p> <p>The marketing of these cat treats as “kitty crack” or “<a href="https://www.meowijuana.com/">meowijuana</a>” and silver vine sticks as “<a href="https://www.nekopiapets.com.au/product-page/joycat-cat-cigarettes-silvervine-stick">kitty cigarettes</a>” is likely to deter some people from offering their cats <a href="https://bmcbiol.biomedcentral.com/articles/10.1186/s12915-022-01369-1">this kind of olfactory stimulation</a>.</p> <p>Unlike offering alcohol to a child, though, the evidence suggests our cats are OK when given access to these treats. These items won’t induce psychosis and won’t lead to addiction or withdrawal symptoms. And we don’t need to worry about our cats operating heavy machinery or making important decisions under the influence of mind-altering substances!</p> <p>Provided they can walk away at any time, it seems reasonable to let them opt in to a fun time.</p> <p>In fact, we harness the power of cats’ sense of smell in other ways by using <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6435919/">synthetic feline facial pheromones</a>. This can help reduce fear, anxiety and distress in cats. These substances can come in useful in settings such as multi-cat households or when moving house.</p> <h2>How to make sure your cat has the purr-fect time</h2> <p>Offering a range of smells (olfactory stimulation) is just one way to ensure your cat has a varied and interesting life. Here are some tips:</p> <ul> <li> <p>offer cats choices to interact with treats and toys – don’t force them</p> </li> <li> <p>rotate the toys and experiences on offer, so every day offers something fresh</p> </li> <li> <p>offer items that cats can scratch – scratching posts and corrugated cardboard are popular items</p> </li> <li> <p>if you are concerned your cat has swallowed part of a toy or seems unwell, check in with your vet.</p> </li> </ul> <p>Given the short-lived effects of these plant-based olfactory stimulants on cats, it is important that we <a href="https://www.sciencedirect.com/science/article/abs/pii/S0168159119301054">optimise their environment, lifestyle and interactions</a> with humans to improve their welfare. We can’t just rely on catnip or silver vine to give our cats a good life indoors – it’s really up to us!<!-- Below is The Conversation's page counter tag. Please DO NOT REMOVE. --><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/214947/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /><!-- End of code. If you don't see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines --></p> <p><a href="https://theconversation.com/profiles/mia-cobb-15211"><em>Mia Cobb</em></a><em>, Research Fellow, Animal Welfare Science Centre, <a href="https://theconversation.com/institutions/the-university-of-melbourne-722">The University of Melbourne</a> and <a href="https://theconversation.com/profiles/anne-quain-12802">Anne Quain</a>, Senior Lecturer, Sydney School of Veterinary Science, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a></em></p> <p><em>Image credits: Getty Images </em></p> <p><em>This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/are-catnip-and-treats-like-it-safe-for-cats-heres-how-they-affect-their-minds-and-moods-214947">original article</a>.</em></p>

Family & Pets

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Women and low-income earners miss out in a superannuation system most Australians think is unfair

<p><em><a href="https://theconversation.com/profiles/antonia-settle-1019551">Antonia Settle</a>, <a href="https://theconversation.com/institutions/the-university-of-melbourne-722">The University of Melbourne</a></em></p> <p>Most Australians think the superannuation system is unfair, with only one in three agreeing the retirement savings scheme is fair for most Australians, according to a survey conducted for the University of Melbourne.</p> <p>In fact, only about half of those <a href="https://melbourneinstitute.unimelb.edu.au/publications/research-insights/search/result?paper=4630688">surveyed</a> agreed superannuation works well for them.</p> <p>These results contradict a conventional view based on earlier studies and held by academics and many in the personal finance sector, that Australians give little thought to superannuation.</p> <p>A 2013 survey found Australians have <a href="https://search.informit.org/doi/abs/10.3316/INFORMIT.285049750322819">poor knowledge</a> of how the superannuation system works, while another study in 2022 highlighted <a href="https://melbourneinstitute.unimelb.edu.au/__data/assets/pdf_file/0011/4382057/HILDA_Statistical_Report_2022.pdf">low financial literacy</a> in general.</p> <p>Australians also showed <a href="https://behaviouraleconomics.pmc.gov.au/sites/default/files/projects/retirement-planning-saving-attitudes_0_0.pdf">little interest in superannuation</a>, according to a 2020 Department of Prime Minister and Cabinet survey, with few Australians showing interest in reading their superannuation statements, choosing their fund or making voluntary contributions.</p> <p>With Australian households seen as uninformed and uninterested, their opinions tend to be left out of the public debate. We hear much about the gender pension gap, for example, but little about what women actually think about superannuation.</p> <p>Similarly, the distribution of tax advantage in superannuation is hotly debated by economists but survey data tends to refrain from asking households what they think about equity in the superannuation system.</p> <p>The University of Melbourne survey of 1,003 Australians was undertaken by Roy Morgan Research in April.</p> <p>Its results show women and low-income households are widely seen as disadvantaged in the superannuation system.</p> <p>In fact, only one in five Australians see the superannuation system as well suited to the needs of women and of low-income households, while 70% believe super favours wealthy households.</p> <p><iframe id="5VX3K" class="tc-infographic-datawrapper" style="border: none;" src="https://datawrapper.dwcdn.net/5VX3K/1/" width="100%" height="400px" frameborder="0"></iframe></p> <p>This suggests although Australians may show little interest in the management of their super accounts and may report they find the system confusing or even <a href="https://www.professionalplanner.com.au/wp-content/uploads/2016/05/Attitudes-to-Super-Report-May-2016.pdf">boring</a>, they are surprisingly aware of how superannuation is distributed.</p> <h2>Women, singles and low-income earners miss out</h2> <p>The federal government’s 2020 <a href="https://treasury.gov.au/publication/p2020-100554">Retirement Income Review</a> documents these gaps. Renters, women, uncoupled households and those on low-incomes fare poorly in the retirement income system.</p> <p>With little super to supplement the public pension, these groups are vastly over-represented in elderly poverty statistics, which are among the <a href="https://www.oecd-ilibrary.org/sites/d76e4fad-en/index.html?itemId=/content/component/d76e4fad-en">highest in the OECD</a>.</p> <p>Mirroring the gaps in the superannuation system reported by the review, the University of Melbourne survey shows that it is outright homeowners and those who are married who believe the superannuation system works well.</p> <p>Concerns the system works poorly for women and low-income households are strongest among women and low-income households. Only one in three renters believe the superannuation system meets their needs.</p> <p><iframe id="N9GO6" class="tc-infographic-datawrapper" style="border: none;" src="https://datawrapper.dwcdn.net/N9GO6/1/" width="100%" height="400px" frameborder="0"></iframe></p> <p>This suggests individuals’ concerns about fairness in the superannuation system are driven by their own experiences of disadvantage, regardless of financial literacy.</p> <p>This is consistent with my own <a href="https://www.tandfonline.com/doi/full/10.1080/13563467.2023.2195159">research</a> into household attitudes to superannuation, which showed some resentment among women who were well aware their male partners had substantially higher superannuation balances than them.</p> <p>This all matters for policymakers.</p> <h2>Why public perceptions are important</h2> <p>In the short term, these results suggest public support for making super fairer is likely to be stronger than previously thought. Recent government changes to tax concessions on large balances, for example, could have gone much further without losing support from the 70% of households that think the system favours the wealthy.</p> <p>But it matters for the longer term too.</p> <p>Public perceptions of fairness, effectiveness and efficiency are crucial to policy sustainability. This is well established in the academic literature from <a href="https://onlinelibrary.wiley.com/doi/full/10.1111/spol.12683">B Ebbinghaus</a>, 2021 and <a href="https://onlinelibrary.wiley.com/doi/abs/10.1111/1911-3838.12171">H Chung et al.</a>, and accepted by the Retirement Income Review.</p> <p>The review assessed the public’s confidence in the system to both “deliver an adequate retirement income for them(selves) and (to) generate adequate outcomes across society”.</p> <p>As the review makes clear, the system must avoid a loss of public confidence from perceptions of unfairness.</p> <p>Yet perceptions of unfairness are exactly what the University of Melbourne results suggest. This would have been clearer to policymakers if they asked earlier.<!-- Below is The Conversation's page counter tag. Please DO NOT REMOVE. --><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/207633/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /><!-- End of code. If you don't see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines --></p> <p><em><a href="https://theconversation.com/profiles/antonia-settle-1019551">Antonia Settle</a>, Academic (McKenzie Postdoctoral Research Fellow), <a href="https://theconversation.com/institutions/the-university-of-melbourne-722">The University of Melbourne</a></em></p> <p><em>Image credits: Getty Images</em></p> <p><em>This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/women-and-low-income-earners-miss-out-in-a-superannuation-system-most-australians-think-is-unfair-207633">original article</a>.</em></p>

Retirement Income

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6 signs you’re low in iron

<p>Feeling constantly tired, looking pale and having heart palpitations? Well you could be one of the two billion people thought to suffer from some degree of iron deficiency.</p> <p>Low iron is the most common and widespread nutritional disorder in the world, and is the only nutrient deficiency that is significantly prevalent in the western world, according to the World Health Organization.  </p> <p>Here's how to know, and what to do if you tick all the low iron boxes</p> <p><strong>1. You suffer from fatigue (aka feel tired ALL of the time)</strong></p> <p>The body uses iron to make haemoglobin, the substance in red blood cells that transports oxygen around the body. When you don't have enough healthy red blood cells, you start to feel pretty exhausted. </p> <p><strong>2. You seem to get out of breath easily – even if you’re fit</strong></p> <p>When the body is not efficiently transporting oxygen to the lungs, you can feel breathlessness after minimal exertion. Low iron levels can also cause your endurance to suffer too.</p> <p><strong>3. You look pale and washed out</strong></p> <p>In addition to looking pale, if the inside of your lips, your gums, and the inside of your bottom eyelids are less red than usual, low iron may be the reason behind this. </p> <p><strong>4. You get sick often</strong></p> <p>Ever felt like you’re fighting an endless cold? Research has shown iron deficiency can affect the immune system, making you more likely to pick up infections and viruses.</p> <p><strong>5. You experience heart palpitations</strong></p> <p>Your heart may feel like it's pounding, fluttering or beating irregularly, often for just a few seconds or minutes. </p> <p><strong>6. You get unusual cravings for non-food substances such as dirt, ice, paint, or clay</strong></p> <p>Yes, this does sound very strange, but it's a real symptom that can occur when your body is low in iron – it's called pica. </p> <p><em>Image credits: Getty Images</em></p>

Body

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The happiness diet: 7 foods to boost your mood

<p><strong>Mood boosting foods worth adding to your shopping trolley</strong></p> <p>For decades, our culture has focused on the connection between healthy eating and physiological wellness – most of all, related to weight. But out of a pandemic that made mental health a hot topic, you might also be gaining an awareness that the food you eat can seriously affect your mind.</p> <p>Research published in The British Medical Journal says diet plays a major role in how both our body and our brain are feeling. Poor nutrition can contribute to depression, anxiety, aggression (there’s a reason the word “hangry” exists!). But improving your diet, and knowing the right foods to eat, may help your mental health.</p> <p>Dietitian and certified intuitive eating counsellor Rachel Engelhart says certain foods can support your body’s processes that are responsible for positive moods and strong energy levels. Here’s Engelhart’s list of the greatest mood-boosting foods.</p> <p><strong>Fatty fish</strong></p> <p>Seafood like salmon, mackerel and canned tuna are rich in omega-3 fatty acids, which are ‘healthy fats’ with benefits throughout your body – from your heart to your eyes – and your brain.</p> <p>“Omega-3 fatty acids are anti-inflammatory and have the ability to cross into the brain, having a direct effect on mood-regulating molecules and neurotransmitters there,” says registered dietitian Kelsey Lorencz. Research has consistently linked low levels of omega-3s with mood disorders like depression and anxiety – and, according to a review published in Frontiers in Physiology, most of us don’t get enough omega-3 fats in our diet.</p> <p><strong>Yoghurt</strong></p> <p>According to Lorencz, “The bacteria in your gut can actually produce feel-good neurotransmitters like serotonin and dopamine.”</p> <p>Research has identified a particular bacterium that may have a strong impact on triggering these chemicals: a strain called Lactobacillus. One study published in the journal Nature found that feeding our gut with this good bacteria – found naturally in foods like yoghurt, kefir, and sauerkraut – doesn’t just keep the blues at bay, it can increase our resilience in the face of stress.</p> <p><strong>Bananas</strong></p> <p>Bananas aren’t just shaped like a smile – they’re a mood-boosting powerhouse. That’s in part because they’re also high in vitamin B6, one nutrient behind the production of the ‘happiness hormone’ serotonin. Bananas contain prebiotic fibre, which, along with that Lactobacillus, are essential for gut health that promotes a happy brain.</p> <p><strong>Cottage cheese</strong></p> <p>“The amino acid L-tyrosine is needed to make dopamine and norepinephrine, two neurotransmitters that affect our mood and can easily become depleted,” Lorencz says. She points to high sources like soy products, chicken, fish, nuts, seeds, avocados and bananas. But cottage cheese has a whopping amount of this amino acid, along with a few other mood-boosters in its arsenal. It’s high in protein, which is essential for our body to make and use its mood-promoting hormones, Engelhart says. (This protein is casein protein, which our body absorbs more slowly, sustaining energy levels, and may contribute to elevated moods, according to ongoing research.)</p> <p>Cottage cheese also contains selenium, a mineral that Nutrients research has suggested may be linked with lower rates of depression.</p> <p><strong>Nuts and seeds</strong></p> <p>Magnesium is a mineral that supports our body’s energy production – and not getting enough can lead to irritability, anxiety, sleeplessness and agitation, says Lorencz. Nuts like almonds, walnuts, cashews and seeds like pumpkin, chia and sesame are great sources of this vital nutrient, as well as tryptophan, an amino acid associated with good moods.</p> <p>Nuts and seeds can also be great vegetarian sources of those crucial omega-3 fatty acids.</p> <p><strong>Oysters</strong></p> <p>The ages-old wives’ tale about oysters as aphrodisiacs is still out for debate, but oysters can elevate one’s mood. They pack the highest zinc content of any food – a nutrient that’s linked with anxiety and depression when we’re deficient, says Lorencz – and contain tyrosine, an amino acid that helps our body produce the ‘feel good’ hormone dopamine.</p> <p>That’s great news for the shellfish-loving set. However, if you aren’t a fan of oysters, you can get this one-two mood-boosting punch from food like eggs, nuts and legumes.</p> <p><strong>Your favourite treat</strong></p> <p>“Having a varied diet is the best way to set your body up to produce the ‘feel good’ hormones that it needs,” Engelhart says, adding an important point: while this nutritious balance is important, so is treating yourself to food you enjoy. “So many of my clients are hard on themselves and rather judgmental around their food choices, and it negatively impacts their mood,” she says. “Sprinkling our day with a delicious coffee, a yummy dessert, or one of our favourite restaurant meals is also an important way to positively impact our mental health.”</p> <p>And if you want to be strategic about that treat, reach for some dark chocolate. Chocolate contains natural serotonin, and 2022 research found that dark chocolate has prebiotic effects in our gut, supporting stronger mental health.</p> <p><em>Image credits: Getty Images</em></p> <p><em>This article originally appeared on <a href="https://www.readersdigest.com.au/healthsmart/conditions/mental-health/the-happiness-diet-7-foods-to-boost-your-mood" target="_blank" rel="noopener">Reader's Digest</a>.</em></p>

Food & Wine

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What is cognitive functional therapy? How can it reduce low back pain and get you moving?

<p><em><a href="https://theconversation.com/profiles/peter-osullivan-48973">Peter O'Sullivan</a>, <a href="https://theconversation.com/institutions/curtin-university-873">Curtin University</a>; <a href="https://theconversation.com/profiles/jp-caneiro-1463060">JP Caneiro</a>, <a href="https://theconversation.com/institutions/curtin-university-873">Curtin University</a>; <a href="https://theconversation.com/profiles/mark-hancock-1463059">Mark Hancock</a>, <a href="https://theconversation.com/institutions/macquarie-university-1174">Macquarie University</a>, and <a href="https://theconversation.com/profiles/peter-kent-1433302">Peter Kent</a>, <a href="https://theconversation.com/institutions/curtin-university-873">Curtin University</a></em></p> <p>If you haven’t had lower back pain, it’s likely you know someone who has. It affects <a href="https://pubmed.ncbi.nlm.nih.gov/22231424/">around 40% of adults</a> in any year, ranging from adolescents to those in later life. While most people recover, <a href="https://pubmed.ncbi.nlm.nih.gov/29112007/">around 20%</a> go on to develop chronic low back pain (lasting more than three months).</p> <p>There is a <a href="https://bjsm.bmj.com/content/54/12/698">common view</a> that chronic low back pain is caused by permanent tissue damage including “wear and tear”, disc degeneration, disc bulges and arthritis of the spine. This “damage” is often described as resulting from injury and loading of the spine (such as bending and lifting), ageing, poor posture and weak “core” muscles.</p> <p>We’re often told to “protect” our back by sitting tall, bracing the core, keeping a straight back when bending and lifting, and avoiding movement and activities that are painful. Health practitioners often <a href="https://theconversation.com/having-good-posture-doesnt-prevent-back-pain-and-bad-posture-doesnt-cause-it-183732">promote and reinforce these messages</a>.</p> <p>But this is <a href="https://bjsm.bmj.com/content/54/12/698">not based on evidence</a>. An emerging treatment known as <a href="https://pubmed.ncbi.nlm.nih.gov/29669082/">cognitive functional therapy</a> aims to help patients undo some of these unhelpful and restrictive practices, and learn to trust and move their body again.</p> <h2>People are often given the wrong advice</h2> <p>People with chronic back pain are often referred for imaging scans to detect things like disc degeneration, disc bulges and arthritis.</p> <p>But these findings are very common in people <em>without</em> low back pain and research shows they <a href="https://pubmed.ncbi.nlm.nih.gov/24276945/">don’t accurately predict</a> a person’s current or future experience of pain.</p> <p>Once serious causes of back pain have been ruled out (such as cancer, infection, fracture and nerve compression), there is <a href="https://pubmed.ncbi.nlm.nih.gov/27745712/">little evidence</a> scan findings help guide or improve the care for people with chronic low back pain.</p> <p>In fact, scanning people and telling them they have arthritis and disc degeneration can <a href="https://pubmed.ncbi.nlm.nih.gov/33748882/">frighten them</a>, resulting in them avoiding activity, worsening their pain and distress.</p> <p>It can also lead to potentially harmful treatments such as <a href="https://pubmed.ncbi.nlm.nih.gov/27213267/">opioid</a> pain medications, and invasive treatments such as spine <a href="https://pubmed.ncbi.nlm.nih.gov/19127161/">injections</a>, spine <a href="https://pubmed.ncbi.nlm.nih.gov/12709856/">surgery</a> and battery-powered electrical stimulation of spinal nerves.</p> <h2>So how should low back pain be treated?</h2> <p>A complex range of factors <a href="https://pubmed.ncbi.nlm.nih.gov/29112007/">typically contribute</a> to a person developing chronic low back pain. This includes over-protecting the back by avoiding movement and activity, the belief that pain is related to damage, and negative emotions such as pain-related fear and anxiety.</p> <p>Addressing these factors in an individualised way is <a href="https://pubmed.ncbi.nlm.nih.gov/29573871/">now considered</a> best practice.</p> <p><a href="https://pubmed.ncbi.nlm.nih.gov/15936976/">Best practice care</a> also needs to be person-centred. People suffering from chronic low back pain want to be heard and validated. They <a href="https://pubmed.ncbi.nlm.nih.gov/35384928/">want</a> to understand why they have pain in simple language.</p> <p>They want care that considers their preferences and gives a safe and affordable pathway to pain relief, restoring function and getting back to their usual physical, social and work-related activities.</p> <p>An example of this type of care is cognitive functional therapy.</p> <h2>What is cognitive functional therapy?</h2> <p><a href="https://pubmed.ncbi.nlm.nih.gov/29669082/">Cognitive functional therapy</a> is about putting the person in the drivers’ seat of their back care, while the clinician takes the time to guide them to develop the skills needed to do this. It’s led by physiotherapists and can be used once serious causes of back pain have been ruled out.</p> <p>The therapy helps the person understand the unique contributing factors related to their condition, and that pain is usually not an accurate sign of damage. It guides patients to relearn how to move and build confidence in their back, without over-protecting it.</p> <p>It also addresses other factors such as sleep, relaxation, work restrictions and engaging in physical activity based on the <a href="https://www.restorebackpain.com/patient-journey">person’s preferences</a>.</p> <p>Cognitive functional therapy usually involves longer physiotherapy sessions than usual (60 minutes initially and 30-45 minute follow-ups) with up to seven to eight sessions over three months and booster sessions when required.</p> <h2>What’s the evidence for this type of therapy?</h2> <p>Our recent clinical trial of cognitive functional therapy, published in <a href="https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(23)00441-5/fulltext">The Lancet</a>, included 492 people with chronic low back pain. The participants had pain for an average of four years and had tried many other treatments.</p> <p>We first trained 18 physiotherapists to competently deliver cognitive functional therapy across Perth and Sydney over six months. We compared the therapy to the patient’s “usual care”.</p> <p>We found large and sustained improvements in function and reductions in pain intensity levels for people who underwent the therapy, compared with those receiving usual care.</p> <p>The effects remained at 12 months, which is unusual in low back pain trials. The effects of most recommended interventions such as exercise or psychological therapies are <a href="https://pubmed.ncbi.nlm.nih.gov/34580864/">modest in size</a> and tend to be of <a href="https://pubmed.ncbi.nlm.nih.gov/32794606/">short duration</a>.</p> <p>People who underwent cognitive functional therapy were also more confident, less fearful and had a more positive mindset about their back pain at 12 months. They also liked it, with 80% of participants satisfied or highly satisfied with the treatment, compared with 19% in the usual care group.</p> <p>The treatment was as safe as usual care and was also cost-effective. It saved more than A$5,000 per person over a year, largely due to increased participation at work.</p> <h2>What does this mean for you?</h2> <p>This trial shows there are safe, relatively cheap and effective treatments options for people living with chronic pain, even if you’ve tried other treatments without success.</p> <p><a href="https://www.restorebackpain.com/cft-clinicians">Access to clinicians</a> trained in cognitive functional therapy is currently limited but will expand as training is scaled up.</p> <p>The costs depend on how many sessions you have. Our studies show some people improve a lot within two to three sessions, but most people had seven to eight sessions, which would cost around A$1,000 (aside from any Medicare or private health insurance rebates). <!-- Below is The Conversation's page counter tag. Please DO NOT REMOVE. --><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/207009/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /><!-- End of code. If you don't see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines --></p> <p><em><a href="https://theconversation.com/profiles/peter-osullivan-48973">Peter O'Sullivan</a>, Professor of Musculoskeletal Physiotherapy, <a href="https://theconversation.com/institutions/curtin-university-873">Curtin University</a>; <a href="https://theconversation.com/profiles/jp-caneiro-1463060">JP Caneiro</a>, Research Fellow in physiotherapy, <a href="https://theconversation.com/institutions/curtin-university-873">Curtin University</a>; <a href="https://theconversation.com/profiles/mark-hancock-1463059">Mark Hancock</a>, Professor of Physiotherapy, <a href="https://theconversation.com/institutions/macquarie-university-1174">Macquarie University</a>, and <a href="https://theconversation.com/profiles/peter-kent-1433302">Peter Kent</a>, Adjunct Associate Professor of Physiotherapy, <a href="https://theconversation.com/institutions/curtin-university-873">Curtin University</a></em></p> <p><em>Image credits: Shutterstock</em></p> <p><em>This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/what-is-cognitive-functional-therapy-how-can-it-reduce-low-back-pain-and-get-you-moving-207009">original article</a>.</em></p>

Body

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Rob Lowe's West Wing confession

<p>Rob Lowe has spoken candidly about leaving one of his most acclaimed TV shows. </p> <p>The 59-year-old actor has opened up about leaving <em>The West Wing</em>, which first aired in 1999 with Lowe playing  the character of Sam Seaborn, the Bartlet administration's deputy communications director, on the very first episode of the show. </p> <p>The show ran for seven seasons and went off the air in 2006, although Lowe left the show during season four. </p> <p>Despite the show's popularity, Lowe said that leaving the show when he did was the best decision to make for him and his future career. </p> <p>Speaking candidly on the Stitcher Studios' podcast <em>Podcrushed</em>, Lowe was asked about why he left the show, and he summed up his departure with an analogy.</p> <p>He said, "I walked away from the most popular girl at school, but I also knew that it was a super unhealthy relationship, and it was the best thing I ever did."</p> <p>The unofficial story when Lowe left the show, as reported by <em><a href="https://www.cnn.com/2002/SHOWBIZ/TV/07/24/west.wing.lowe/index.html" target="_blank" rel="nofollow noopener" data-i13n="cpos:3;pos:1" data-ylk="slk:Daily Variety;cpos:3;pos:1;elm:context_link;itc:0" data-rapid_p="33" data-v9y="1">Daily Variety</a></em>, was that he was doing so because he couldn't get the salary that he wanted.</p> <p>As Lowe explained to <em>Podcrushed</em> hosts Penn Badgley, Nava Kavelin and Sophie Ansari, his decision had boiled down to one thing.</p> <p>"I felt very undervalued," said Lowe, the author of 2012's <em>Stories I Only Tell My Friends</em>. "Whenever I talk to actors who complain about, you know, their relationships on their shows, it happens. It happens in any workplace. You could be in an environment where people sandbag you, want to see you fail, don't appreciate you, whatever it is and whenever I share my stories, people are like, 'I will never share my own stories again.'"</p> <p>"They would make your hair stand up and there's some of them I wrote. I shared some of them in my book, but I purposely didn't share half of the other ones because it would make the people involved look so bad that I didn't want to do it to them."</p> <p>"So, I did not have a good experience. Tried to make it work and tried to make it work and tried to make it work and then what happened was my kids were getting to a certain age where I could see them having first girlfriends or friends and being in a relationship that was abusive and taking it," said Lowe, the father of sons John Owen, a 27-year-old actor, and venture capitalist Matthew, 29.</p> <p>"She's the popular girl, everybody likes her, she's beautiful, it must be great. All the things that people would say about making <em>The West Wing</em> to me. It's so popular, it's so amazing, it must be amazing, but I know what it's like and if I couldn't walk away from it, then how could I empower my kids to walk away from it?"</p> <p>When Lowe did leave the show, he issued a statement on why his character would be written out.</p> <p>"As much as it hurts to admit it, it has been increasingly clear, for quite a while, that there was no longer a place for Sam Seaborn on<em> The West Wing</em>," he said, <a href="https://www.cnn.com/2002/SHOWBIZ/TV/07/24/west.wing.lowe/index.html" target="_blank" rel="nofollow noopener" data-i13n="cpos:5;pos:1" data-ylk="slk:per CNN;cpos:5;pos:1;elm:context_link;itc:0" data-rapid_p="36" data-v9y="1">per CNN</a>. "However, Warner Bros. has allowed me an opportunity to leave the show as I arrived ... grateful for it, happy to have been on it and proud of it. We were a part of television history and I will never forget it."</p> <p><em>Image credits: Getty Images</em></p>

TV

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Harrison Ford is back as an 80-year-old Indiana Jones – and a 40-something Indy. The highs (and lows) of returning to iconic roles

<p><a href="https://theconversation.com/profiles/ben-mccann-398197">Ben McCann</a>, <em><a href="https://theconversation.com/institutions/university-of-adelaide-1119">University of Adelaide</a></em></p> <p>Saddle up, don the fedora and crack that whip: Harrison Ford is back as the intrepid archaeologist in <em>Indiana Jones and the Dial of Destiny</em>. The film premiered at Cannes, where Ford was <a href="https://www.hollywoodreporter.com/movies/movie-news/harrison-ford-honorary-palme-dor-cannes-1235495463/">awarded</a> an Honorary Palme d’Or in recognition of his life’s work.</p> <p>Reviews for the fifth film in the franchise <a href="https://www.hollywoodreporter.com/movies/movie-news/indiana-jones-5-review-roundup-1235495961/">have been mixed</a>, and it is the first Indy film not to be directed by Steven Spielberg (this time, it’s James Mangold, best known for his motor-racing drama Ford v Ferrari).</p> <p>But this is “event” cinema that combines nostalgia, old-school special effects and John Williams’ <a href="https://theconversation.com/from-jaws-to-star-wars-to-harry-potter-john-williams-90-today-is-our-greatest-living-composer-176245">iconic score</a>.</p> <p>So, Ford is back, aged 80. What draws actors back after all this time?</p> <figure><iframe src="https://www.youtube.com/embed/eQfMbSe7F2g?wmode=transparent&amp;start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> <h2>Role returns</h2> <p>Ford first played Indy in 1981 and last played him in 2008. That is a full 15 years since the most recent film in the series, and 42 years since his first outing in <em>Raiders of the Lost Ark</em>.</p> <p>Ford has form in returning to celebrated characters. One of the great pleasures of watching <em>The Force Awakens</em> back in 2015 was seeing Ford play Han Solo again for the <a href="https://www.dailymotion.com/video/x3j2j09">first time in over 30 years</a>.</p> <figure><iframe src="https://www.youtube.com/embed/0xQSIdSRlAk?wmode=transparent&amp;start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> <p>Actors return to roles for numerous reasons:</p> <ul> <li>financial (Ford was reportedly paid <a href="https://okmagazine.com/exclusives/harrison-ford-paid-indiana-jones-5-plagued-with-problems/">US$25 million</a> for <em>Dial of Destiny</em>)</li> <li>protection of their brand, image and star persona (Michael Keaton <a href="https://www.fortressofsolitude.co.za/the-flash-movies-biggest-hero-how-michael-keaton-saved-the-film/">returning to play Batman</a> after three decades and three other actors who have embodied the role)</li> <li>professional (Tom Cruise admitted over the 36 years between <em>Top Gun</em> films he wanted to make sure the sequel <a href="https://screenrant.com/top-gun-maverick-tom-cruise-return-how-explained/">could live up to the original</a>)</li> <li>personal (once-huge stars are working less and less, and only feel the need to return to a built-in fan base every few years – Bill Murray in the 2021 <em>Ghostbusters</em> sequel springs to mind).</li> </ul> <p>It’s not always a successful endeavour.</p> <p>Arnold Schwarzenegger and Sylvester Stallone – two of the biggest action stars of the 1980s off the back of iconic roles as <em>The Terminator</em>, Rocky Balboa and John Rambo – have repeatedly returned to those roles, and critics have been <a href="https://screenrant.com/terminator-dark-fate-undermined-john-connor-storyline-franchise-bad/">particularly harsh</a>.</p> <p>It did not work for Sigourney Weaver in <em><a href="https://www.rogerebert.com/reviews/alien-resurrection-1997">Alien: Resurrection</a></em> in 1997, 18 years after her first time as Ripley; nor for Keanu Reeves in <em><a href="https://www.theguardian.com/film/2021/dec/21/the-matrix-resurrections-review-keanu-reeves">The Matrix Resurrections</a></em> in 2021, 23 years after the original.</p> <p>And still, I’m intrigued to see what Michael Mann could do with his long-rumoured sequel to <em>Heat</em>, his definitive 1995 crime film. Ever since Mann published his novel Heat 2 last year – a kind of origin story for <em>Heat’s</em> key protagonists – fans have been hoping a de-aged Al Pacino (now aged 83) <a href="https://deadline.com/2023/04/michael-mann-heat-2-warner-bros-adam-driver-young-neil-mccauley-1235316777/">might return</a> as LA cop Vincent Hanna.</p> <h2>Undoing time</h2> <p>“Digital de-ageing” first entered the Hollywood mainstream in 2019 with <em>The Irishman</em> and <em>Captain Marvel</em>.</p> <p><a href="https://www.indiewire.com/features/craft/de-aging-actors-history-benjamin-button-dial-of-destiny-harrison-ford-1234863938/">Via this process</a>, older actors (Robert De Niro, Al Pacino and Samuel L. Jackson have all been subject to the technology) move back and forwards in time without younger actors having to play them.</p> <figure><iframe src="https://www.youtube.com/embed/OF-lElIlZM0?wmode=transparent&amp;start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> <p>Films still tend to cast two actors to play older and younger versions of the same character, a choice that dates back at least to 1974’s <em>The Godfather Part II</em>, in which a young Robert de Niro plays Vito Corleone, portrayed by the much older Marlon Brando in the first film.</p> <p>In 1989, <em>Indiana Jones and the Last Crusade</em> features a delightful opening scene where River Phoenix plays the young version of Indiana Jones, before Ford takes over for the rest of the film.</p> <figure><iframe src="https://www.youtube.com/embed/AwH6-Yh7_SM?wmode=transparent&amp;start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> <p>Actors used to just play characters of their own age when reprising earlier roles. Paul Newman finally won a Best Actor Oscar for his role as “Fast Eddie” Felson in <em>The Color of Money</em> (1986), a quarter of a century after first playing him in The Hustler.</p> <p>The sequel plays on Newman’s age, and his role as a mentor to an upcoming Tom Cruise, and bathes viewers in nostalgia and memories of <a href="https://faroutmagazine.co.uk/paul-newman-schooled-tom-cruise-the-color-of-money/">a younger Newman</a>.</p> <figure><iframe src="https://www.youtube.com/embed/k7gmrKAFshE?wmode=transparent&amp;start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe></figure> <p>But actors no longer have to exclusively play their age.</p> <p>The first part of <em>Dial of Destiny</em> is an extended flashback, set in 1944, in which Ford has been digitally de-aged to appear in his 40s. This process used an AI system that scanned used and unused reels of footage of Ford from <a href="https://www.cbr.com/harrison-ford-de-aging-indiana-jones-dial-of-destiny/">the first three Indy films</a> to match his present-day performance.</p> <p>Here, it is as if we are getting two Fords for the price of one: the “younger”, fitter Indy and the older, more world-weary version. It makes for a powerfully emotional connection on screen.</p> <p>Yet there are some <a href="https://variety.com/2023/film/awards/indiana-jones-5-harrison-ford-de-aging-not-working-1235618698/">pitfalls to de-ageing</a>. Some viewers complain that the whole process is distracting and that the hyper-real visual look of de-aged scenes resembles a video game.</p> <p>Even so, de-ageing in Hollywood cinema is here to stay. Tom Hanks’s <a href="https://variety.com/2023/film/news/tom-hanks-robin-wright-digitally-deaged-robert-zemeckis-movie-1235507766/">next film</a> is using AI-based generative technology to digitally de-age him.</p> <p>Given its reduced cost, speed and reduced human input, AI-driven innovation might have <a href="https://filmstories.co.uk/news/new-ai-driven-de-ageing-tools-to-be-used-in-tom-hanks-project/">industry-changing ramifications</a>.</p> <h2>The star of Ford</h2> <p>Harrison Ford remains a bona fide “movie star” in an industry profoundly buffeted by COVID, the rise of streaming platforms, the demise of the monoculture, and the changing nature of who constitutes a star.</p> <p>In the midst of all this industry uncertainty, it seems there is no longer a statute of limitations on actors returning to much-loved characters.</p> <p>The next big ethical issue for the film industry as it further embraces AI is whether to <a href="https://collider.com/james-dean-digital-cgi-performance-in-new-movie/">resurrect deceased actors</a> and cast them in new movies.</p> <p>Still, I’m looking forward to seeing more actors de-aged as the technology improves and audiences acclimatise to watching older actors “playing” younger versions of themselves. We are only at the start of Hollywood’s next big adventure.<!-- Below is The Conversation's page counter tag. Please DO NOT REMOVE. --><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/202357/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /><!-- End of code. If you don't see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines --></p> <p><em><a href="https://theconversation.com/profiles/ben-mccann-398197">Ben McCann</a>, Associate Professor of French Studies, <a href="https://theconversation.com/institutions/university-of-adelaide-1119">University of Adelaide</a></em></p> <p><em>Image credits: Getty Images</em></p> <p><em>This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/harrison-ford-is-back-as-an-80-year-old-indiana-jones-and-a-40-something-indy-the-highs-and-lows-of-returning-to-iconic-roles-202357">original article</a>.</em></p>

Movies

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Opioids don’t relieve acute low back or neck pain – and can result in worse pain, new study finds

<p><em><a href="https://theconversation.com/profiles/christine-lin-346821">Christine Lin</a>, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a>; <a href="https://theconversation.com/profiles/andrew-mclachlan-255312">Andrew McLachlan</a>, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a>; <a href="https://theconversation.com/profiles/caitlin-jones-1263090">Caitlin Jones</a>, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a>, and <a href="https://theconversation.com/profiles/christopher-maher-826241">Christopher Maher</a>, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a></em></p> <p>Opioids are the one of the most prescribed pain-relief for people with low back and neck pain. In Australia, around <a href="https://link.springer.com/article/10.1007/s00586-017-5178-4">40% of people</a> with low back and neck pain who present to their GP and <a href="https://qualitysafety.bmj.com/content/28/10/826">70% of people</a> with low back pain who visit a hospital emergency department are prescribed opioids such as oxycodone.</p> <p>But our <a href="https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(23)00404-X/fulltext">new study</a>, published today in the Lancet medical journal, found opioids do not relieve “acute” low back or neck pain (lasting up to 12 weeks) and can result in worse pain.</p> <p>Prescribing opioids for low back and neck pain can also cause <a href="https://www.healthdirect.gov.au/taking-opioid-medicines-safely">harms</a> ranging from common side effects – such as nausea, constipation and dizziness – to <a href="https://www.aihw.gov.au/reports/illicit-use-of-drugs/opioid-harm-in-australia/summary">misuse, dependency, poisoning and death</a>.</p> <p>Our findings show opioids should <em>not</em> be recommended for acute low back pain or neck pain. A change in prescribing for low back pain and neck pain is urgently needed in <a href="https://www.tga.gov.au/resources/publication/publications/addressing-prescription-opioid-use-and-misuse-australia">Australia</a> and <a href="https://www.thelancet.com/commissions/opioid-crisis">globally</a> to reduce opioid-related harms.</p> <h2>Comparing opioids to a placebo</h2> <p>In our trial, we randomly allocated 347 people with acute low back pain and neck pain to take either an opioid (oxycodone plus naloxone) or <a href="https://www.betterhealth.vic.gov.au/health/conditionsandtreatments/placebo-effect">placebo</a> (a tablet that looked the same but had no active ingredients).</p> <p>Oxycodone is an opioid pain medicine which can be given orally. <a href="https://www.nps.org.au/radar/articles/oxycodone-with-naloxone-controlled-release-tablets-targin-for-chronic-severe-pain">Naloxone</a>, an opioid-reversal drug, reduces the severity of constipation while not disrupting the pain relieving effects of oxycodone.</p> <p>Participants took the opioid or placebo for a maximum of six weeks.</p> <p>People in the both groups also received <a href="https://www.sciencedirect.com/science/article/pii/S1836955321000941">education and advice</a> from their treating doctor. This could be, for example, advice on returning to their normal activities and avoiding bed rest.</p> <p>We assessed their outcomes over a one-year period.</p> <h2>What did we find?</h2> <p>After six weeks of treatment, taking opioids did not result in better pain relief compared to the placebo.</p> <p>Nor were there benefits to other outcomes such as physical function, quality of life, recovery time or work absenteeism.</p> <p>More people in the group treated with opioids experienced nausea, constipation and dizziness than in the placebo group.</p> <p>Results at one year highlight the potential long-term harm of opioids even with short-term use. Compared to the placebo group, people in the opioid group experienced slightly worse pain, and reported a higher risk of <a href="https://academic.oup.com/painmedicine/article/20/1/113/4728236#129780622">opioid misuse</a> (problems with their thinking, mood or behaviour, or using opioids differently from how the medicines were prescribed).</p> <p>More people in the opioid group reported pain at one year: 66 people compared to 50 in the placebo group.</p> <h2>What will this mean for opioid prescribing?</h2> <p>In recent years, international low back pain guidelines have shifted the focus of treatment from drug to non-drug treatment due to <a href="https://www.thelancet.com/article/S0140-6736(18)30489-6/fulltext">evidence</a> of limited treatment benefits and concern of medication-related harm.</p> <p>For acute low back pain, <a href="https://link.springer.com/article/10.1007/s00586-018-5673-2">guidelines</a> recommend patient education and advice, and if required, anti-inflammatory pain medicines such as ibuprofen. Opioids are <a href="https://link.springer.com/article/10.1007/s00586-018-5673-2">recommended only</a> when other treatments haven’t worked or aren’t appropriate.</p> <p>Guidelines for <a href="https://pubmed.ncbi.nlm.nih.gov/33064878/">neck</a> pain similarly discourage the use of opioids.</p> <p>Our latest research clearly demonstrates the benefits of opioids do not outweigh possible harms in people with acute low back pain and neck pain.</p> <p>Instead of advising opioid use for these conditions in selected circumstances, opioids should be discouraged without qualification.</p> <h2>Change is possible</h2> <p>Complex problems such as opioid use need smart solutions, and another study we recently conducted provides convincing data opioid prescribing can be successfully reduced.</p> <p>The <a href="https://qualitysafety.bmj.com/content/30/10/825">study</a> involved four hospital emergency departments, 269 clinicians and 4,625 patients with low back pain. The intervention comprised of:</p> <ul> <li>clinician education about <a href="https://aci.health.nsw.gov.au/networks/musculoskeletal/resources/low-back-pain">evidence-based management</a> of low back pain</li> <li>patient education using posters and handouts to highlight the benefits and harms of opioids</li> <li>providing heat packs and anti-inflammatory pain medicines as alternative pain-management treatments</li> <li>fast-tracking referrals to outpatient clinics to avoid long waiting lists</li> <li>audits and feedback to clinicians on information about opioid prescribing rates.</li> </ul> <p>This intervention reduced opioid prescribing from <a href="https://qualitysafety.bmj.com/content/30/10/825">63% to 51% of low back pain presentations</a>. The <a href="https://emj.bmj.com/content/early/2023/04/02/emermed-2022-212874">reduction was sustained for 30 months</a>.</p> <p>Key to this successful approach is that we worked with clinicians to develop suitable pain-management treatments without opioids that were feasible in their setting.</p> <p>More work is needed to evaluate this and other interventions aimed at reducing opioid prescribing in other settings including GP clinics.</p> <p>A nuanced approach is often necessary to avoid causing <a href="https://theconversation.com/opioid-script-changes-mean-well-but-have-left-some-people-in-chronic-pain-156753">unintended consequences</a> in reducing opioid use.</p> <p>If people with low back pain or neck pain are using opioids, especially at higher doses over an extended period of time, it’s important they seek advice from their doctor or pharmacist before stopping these medicines to avoid <a href="https://www.healthdirect.gov.au/opioid-withdrawal-symptoms">unwanted effects when the medicines are abruptly stopped</a>.</p> <p>Our research provides compelling evidence opioids have a limited role in the management of acute low back and neck pain. The challenge is getting this new information to clinicians and the general public, and to implement this evidence into practice.<!-- Below is The Conversation's page counter tag. Please DO NOT REMOVE. --><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/203244/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /><!-- End of code. If you don't see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines --></p> <p><em><a href="https://theconversation.com/profiles/christine-lin-346821">Christine Lin</a>, Professor, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a>; <a href="https://theconversation.com/profiles/andrew-mclachlan-255312">Andrew McLachlan</a>, Head of School and Dean of Pharmacy, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a>; <a href="https://theconversation.com/profiles/caitlin-jones-1263090">Caitlin Jones</a>, Postdoctoral Research Associate in Musculoskeletal Health, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a>, and <a href="https://theconversation.com/profiles/christopher-maher-826241">Christopher Maher</a>, Professor, Sydney School of Public Health, <a href="https://theconversation.com/institutions/university-of-sydney-841">University of Sydney</a></em></p> <p><em>Image credits: Shutterstock</em></p> <p><em>This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/opioids-dont-relieve-acute-low-back-or-neck-pain-and-can-result-in-worse-pain-new-study-finds-203244">original article</a>.</em></p>

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Back on course: overcoming low back pain for senior golfers

<p>As a retiree and avid golfer, I experienced the debilitating pain of a herniated disc in my lower back. I never thought golf could cause such agony, but I was determined to overcome it and return to the game I love.</p> <p>Low back pain is a common condition among senior-aged golfers, with reported prevalence rates of up to 50%. Which means if you're playing in a foursome with fellow seniors it's likely two of you have low back pain. </p> <p>Why? Because we are more prone to back pain due to age-related changes in the spine, such as disc degeneration, and arthritis. Additionally, poor swing mechanics, lack of flexibility, or poor physical conditioning increase the risk.</p> <p>The golf swing involves a complex sequence of movements that can sometimes place significant stress on the lower back, particularly the lumbar spine. The repetitive twisting, bending, and rotational forces can lead to various types of back injuries, including herniated discs, muscle strains, and degenerative disc disease.</p> <p>After being diagnosed with a herniated disc six weeks ago, my doctor recommended physical therapy treatments with a chiropractor and physiotherapist. I also found relief through regular massage and daily use of a TENS machine. Stretching and strengthening exercises can improve flexibility and core stability. I found simple Qi Gong exercises easy. Qi Gong has been described as like high-powered Tai Chi. The standing exercises appealed to me as I'm stubbornly averse to any exercise requiring laying on the floor.  </p> <p>Within weeks of therapy and home exercises, the pain had subsided enough for me to consider a gentle swing in the backyard. A few easy swings with the 7-iron and all felt good. No added discomfort.</p> <p>To prepare for a game, I enrolled in an online course called 'Pain Free Golf' by Croker Golf System. The course helped me adjust my swing to avoid re-injury.</p> <p>To further protect my lower back, I purchased two helpful devices. A ball pick-up device which attaches to the handle end of the putter ($10 approx. from the local pro shop) to enable retrieving my ball from the cup without bending forward. A second device I found was the 'easy tee-up' ($130 approx. - search “Easy Tee Up” online) which helps me tee up the ball without bending down to the ground.</p> <p>Now, six weeks after my herniated disc incident, I'm playing almost painless golf again, and my game has even improved. I never would have thought that a herniated disc would ultimately improve my golf game, but the experience taught me the importance of taking better care of my body and using the right resources to get back in the swing.</p> <p>To all fellow golfers, take care of yourselves and don't give up hope if you ever find yourself in the same situation. There are plenty of people and resources available to help you get back to playing the game you love - with no or low back pain.</p> <p><em>About the writer: Mike Searles is a Melbourne retiree who loves playing golf.</em></p> <p><em>Image: Shutterstock</em></p>

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Kendall Roy’s playlist: why hip hop is the perfect counterpoint for Succession’s entitled plutocrats

<p><em><a href="https://theconversation.com/profiles/j-griffith-rollefson-952418">J. Griffith Rollefson</a>, <a href="https://theconversation.com/institutions/university-college-cork-1321">University College Cork</a></em></p> <p>From the very first minutes of HBO’s hit drama series, <em><a href="https://theconversation.com/succession-how-true-to-life-is-the-tv-series-170139">Succession</a></em>, hip hop is used to underpin, juxtapose and comment on the story of corporate intrigue, capitalist entitlement and white privilege.</p> <p>Just as a hip hop beat underscores the classical piano lines to <a href="https://www.youtube.com/watch?v=77PsqaWzwG0&amp;ab_channel=HBO">the show’s theme song</a> by composer Nicholas Britell, hip hop’s swaggering braggadocio acts as a counterpoint to the Roy family’s rarefied worlds of high finance and plutocratic untouchability.</p> <figure><iframe src="https://www.youtube.com/embed/3eTTkxM8QLE?wmode=transparent&amp;start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe><figcaption><span class="caption">The first scene of Succession’s pilot episode.</span></figcaption></figure> <p>Recalling the opening scene to <em>Office Space</em> (1999) – which begins knee-deep in cringey, white boy, <a href="https://www.youtube.com/watch?v=XASNM1XEQPs&amp;ab_channel=JoseHernandez">gangsta karaoke</a> – Succession’s first episode introduces wannabe-protagonist Kendall Roy (Jeremy Strong) with a similarly embarrassing set piece. The businessman is riding in the back of a limo, listening to <em><a href="https://www.youtube.com/watch?v=ny6hwUOFvlw">An Open Letter to NYC</a></em> by the Beastie Boys, as the hustle and bustle of Manhattan rolls by.</p> <p>But when the backing track fades, <a href="https://www.youtube.com/watch?v=3eTTkxM8QLE&amp;ab_channel=OpeningScenes">Kendall’s own voice is revealed</a>, thin and childish, rapping along to the lyrics about skyscrapers and Wall Street traders. This wannabe hip hop businessman persona is at the core of Kendall’s deeply conflicted character.</p> <p>This persona is in full bloom in a memorable season two episode, where Kendall performs L to the OG, a rap tribute to his father Logan Roy (Brian Cox), earning him the nickname “Ken.W.A.” from brother Roman (Kieran Culkin), a la the infamous Compton rap group NWA.</p> <p>As I explain in my book, <em><a href="https://criticalexcess.org/">Critical Excess: Watch the Throne and the New Gilded Age</a></em>, corporate board rooms and <a href="https://www.dukeupress.edu/the-real-hiphop">hip hop ciphers</a> are no longer as incompatible as they might seem. This is exemplified through American rap superstars Jay Z and Kanye West’s (now known as Ye) collaborative “<a href="https://genius.com/Jay-z-and-kanye-west-otis-lyrics">luxury rap</a>” album, <em>Watch the Throne</em> (2011).</p> <figure><iframe src="https://www.youtube.com/embed/6dUDQTc-9kM?wmode=transparent&amp;start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe><figcaption><span class="caption">Kendall rapping in season two of Succession.</span></figcaption></figure> <p>In season four, <a href="https://www.youtube.com/watch?v=GNbfEC-AeHs&amp;ab_channel=ob9RJ2mJhoMPHH">Kendall listens</a> to <a href="https://www.youtube.com/watch?v=IHiFMW8s6zk&amp;ab_channel=JAYZ-Topic">Jay Z’s <em>The Takeover</em></a> (2001) on his way to work in the ATN news studio. It’s not surprising that Jay Z is a favourite. The rapper-turned-entrepreneur once rapped the lines: “I’m not a businessman, I’m a business, man!” in his verse on Ye’s <em><a href="https://www.youtube.com/watch?v=aI0jNu-G5Hw&amp;ab_channel=KanyeWest-Topic">Diamonds from Sierra Leone</a></em> (2005), an attitude it’s easy to imagine Kendall aligning himself with.</p> <p>It’s also no coincidence that this dysfunctional family is named Roy, French for “king”, another link to Watch the Throne and the hustle to become “<a href="https://www.complex.com/music/2020/05/who-is-king-of-new-york">king of New York</a>”.</p> <p>Real-life media mogul family, the Murdochs, are widely believed to have <a href="https://www.vanityfair.com/news/2023/04/rupert-murdoch-cover-story">inspired <em>Succession</em></a>. But the hip hop connection is particularly uncanny. In 1995, Rupert Murdoch’s youngest son, James, bankrolled the hot new hip hop label Rawkus Records. Soon thereafter Murdoch’s News Corp bought a majority share in Rawkus and artists reportedly <a href="https://www.theguardian.com/media/2011/jul/11/james-murdoch-hip-hop">started complaining about unpaid royalties</a>.</p> <h2>Hip hop as Kendall’s hype music</h2> <p>Rap music is <a href="https://www.jstor.org/stable/10.5406/musimoviimag.2.1.0026">repeatedly used</a> to show Kendall’s need for a boost of confidence – a need once satisfied by <a href="https://www.youtube.com/watch?v=y9gIa3Xqycg">his substance abuse</a>.</p> <p>Hip hop pioneer <a href="https://www.allmusic.com/artist/krs-one-mn0000359119/biography">KRS-One</a> reportedly once likened hip hop to a “<a href="https://floodmagazine.com/42937/quelle-chris-being-you-is-great-i-wish-i-could-be-you-more-often/">confidence sandwich</a>” for its ability to help America’s forgotten underclasses find the strength to get up and fight the good fight, from enduring the daily grind to organising for a better world. But what happens when this swag burger is blaring in the ears of an out-of-touch CEO?</p> <figure><iframe src="https://www.youtube.com/embed/GNbfEC-AeHs?wmode=transparent&amp;start=0" width="440" height="260" frameborder="0" allowfullscreen="allowfullscreen"></iframe><figcaption><span class="caption">Kendall listening to Jay Z’s The Takeover.</span></figcaption></figure> <p>As the late, great Black music critic <a href="https://www.penguinrandomhouse.com/books/176649/everything-but-the-burden-by-edited-by-greg-tate/">Greg Tate</a> suggests, hip hop has been a site of “the Elvis effect” for decades, with white artists and businessmen profiting mightily from Black creative cultures. This history stretches back to rock and roll, jazz, blues and beyond.</p> <p>The boost that hip hop gives him allows Kendall to do horrible things. This echoes the way hip hop group De La Soul describes so-called “crossover” music as a “<a href="https://www.youtube.com/watch?v=n0X2h56qlG4&amp;ab_channel=DeLaSoulVEVO">double cross</a>” on their concept album <em>Buhloone Mindstate</em> (1993).</p> <p>As Kendall exemplifies again and again, when hip hop’s witty but often crass wordplay is decontextualised by white men, it almost always comes off as disrespectful frat boy voyeurism. Indeed, London rapper, Roots Manuva recently retweeted a nice <a href="https://twitter.com/TheWrongtom/status/1654768980828082177?s=20">case in point</a> on the eve of another high profile “succession” – King Charles III’s accession to the British throne.</p> <p>So while established rapper <a href="https://www.redbullmusicacademy.com/lectures/pusha-t">Pusha T</a> has recently collaborated with Britell on <a href="https://www.youtube.com/watch?v=sF5IU-Pyn2A&amp;ab_channel=PushaTVEVO">a remix of <em>Succession</em>’s theme song</a> and while Jay and Ye continue to infiltrate the rarefied white spaces of corporate board rooms and <a href="https://www.youtube.com/watch?v=jLmQ57mEGFs">seats of political power</a>, these relationships <a href="https://www.penguinrandomhouse.com/books/176649/everything-but-the-burden-by-edited-by-greg-tate/">remain deeply asymmetrical</a>.<!-- Below is The Conversation's page counter tag. Please DO NOT REMOVE. --><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/205773/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /><!-- End of code. If you don't see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines --></p> <p><em><a href="https://theconversation.com/profiles/j-griffith-rollefson-952418">J. Griffith Rollefson</a>, Professor of Music, <a href="https://theconversation.com/institutions/university-college-cork-1321">University College Cork</a></em></p> <p><em>Image credits: HBO</em></p> <p><em>This article is republished from <a href="https://theconversation.com">The Conversation</a> under a Creative Commons license. Read the <a href="https://theconversation.com/kendall-roys-playlist-why-hip-hop-is-the-perfect-counterpoint-for-successions-entitled-plutocrats-205773">original article</a>.</em></p>

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Don’t blame women for low libido. Sexual sparks fly when partners do their share of chores – including calling the plumber

<p>When a comic about “mental load” <a href="https://english.emmaclit.com/2017/05/20/you-shouldve-asked/">went viral in 2017</a>, it sparked conversations about the invisible workload women carry. Even when women are in paid employment, they remember their mother-in-law’s birthday, know what’s in the pantry and organise the plumber. This mental load often goes unnoticed.</p> <p>Women also <a href="https://theconversation.com/yet-again-the-census-shows-women-are-doing-more-housework-now-is-the-time-to-invest-in-interventions-185488">continue to do more housework</a> and childcare than their male partners.</p> <p>This burden has been exacerbated over the recent pandemic (homeschooling anyone?), <a href="https://theconversation.com/planning-stress-and-worry-put-the-mental-load-on-mothers-will-2022-be-the-year-they-share-the-burden-172599">leaving women</a> feeling exhausted, anxious and resentful.</p> <p>As sexuality researchers, we wondered, with all this extra work, do women have any energy left for sex?</p> <p>We decided to explore how mental load affects intimate relationships. We focused on female sexual desire, as “low desire” affects <a href="https://www.sciencedirect.com/science/article/abs/pii/S1743609520307566">more than 50% of women</a> and is <a href="https://www.sciencedirect.com/science/article/abs/pii/S0091302217300079">difficult to treat</a>.</p> <p>Our study, published in the <a href="https://www.tandfonline.com/doi/full/10.1080/00224499.2022.2079111">Journal of Sex Research</a>, shows women in equal relationships (in terms of housework and the mental load) are more satisfied with their relationships and, in turn, feel more sexual desire than those in unequal relationships.</p> <p> </p> <h2>How do we define low desire?</h2> <p>Low desire is tricky to explore. More than simply the motivation to have sex, women describe sexual desire as a state-of-being and a need for closeness.</p> <p>Adding to this complexity is the fluctuating nature of female desire that changes in response to life experiences and the <a href="https://www.bbc.com/future/article/20160630-the-enduring-enigma-of-female-desire">quality of relationships</a>.</p> <p>Relationships are especially important to female desire: relationship dissatisfaction is a <a href="https://pubmed.ncbi.nlm.nih.gov/18410300/">top risk factor</a> for low desire in women, even more than the physiological impacts of age and menopause. Clearly, relationship factors are critical to understanding female sexual desire.</p> <p>As a way of addressing the complexity of female desire, a <a href="https://link.springer.com/article/10.1007/s10508-018-1212-9">recent theory</a> proposed two different types of desire: dyadic desire is the sexual desire one feels for another, whereas solo desire is about individual feelings.</p> <p>Not surprisingly, dyadic desire is intertwined with the dynamics of the relationship, while solo desire is more amorphous and involves feeling good about yourself as a sexual being (feeling sexy), without needing validation from another.</p> <h2>Assessing the link</h2> <p>Our research acknowledged the nuances of women’s desire and its strong connection to relationship quality by exploring how fairness in relationships might affect desire.</p> <p>The research involved asking 299 Australian women aged 18 to 39 questions about desire and relationships.</p> <p>These questions included assessments of housework, mental load – such as who organised social activities and made financial arrangements – and who had more leisure time.</p> <p>We compared three groups:</p> <ul> <li>relationships where women perceived the work as equally shared equal (the “equal work” group)</li> <li>when the woman felt she did more work (the “women’s work” group)</li> <li>when women thought that their partner contributed more (the “partner’s work” group).</li> </ul> <p>We then explored how these differences in relationship equity impacted female sexual desire.</p> <h2>What we found</h2> <p>The findings were stark. Women who rated their relationships as equal also reported greater relationship satisfaction and higher dyadic desire (intertwined with the dynamics of the relationship) than other women in the study.</p> <p>Unfortunately (and perhaps, tellingly), the partner’s work group was too small to draw any substantial conclusions.</p> <p>However, for the women’s work group it was clear their dyadic desire was diminished. This group was also less satisfied in their relationships overall.</p> <p>We found something interesting when turning our attention to women’s solo desire. While it seems logical that relationship inequities might affect all aspects of women’s sexuality, our results showed that fairness did not significantly impact solo desire.</p> <p>This suggests women’s low desire isn’t an internal sexual problem to be treated with <a href="https://www.insider.com/guides/health/yoni-eggs#:%7E:text=Yoni%20eggs%20are%20egg%2Dshaped,bacterial%20infections%20and%20intense%20pain.">mindfulness apps and jade eggs</a>, but rather one that needs effort from both partners.</p> <p>Other relationship factors are involved. We found children increased the workload for women, leading to lower relationship equity and consequently, lower sexual desire.</p> <p> </p> <p>Relationship length also played a role. Research shows long-term relationships are <a href="https://link.springer.com/article/10.1007/s10508-018-1175-x">associated with</a> decreasing desire for women, and this is often attributed to the tedium of over-familiarity (think of the bored, sexless <a href="https://www.youtube.com/watch?v=kBq-Nyo0lQg">wives in 90s sitcoms</a>).</p> <p>However our research indicates relationship boredom is not the reason, with the increasing inequity over the course of a relationship often the cause of women’s disinterest in sex.</p> <p>The longer some relationships continue, the more unfair they become, lowering women’s desire. This may be because women take on managing their partner’s relationships, as well as their own (“It’s time we had your best friend over for dinner”).</p> <p>And while domestic housework may start as equally shared, over time, women <a href="https://www.abs.gov.au/media-centre/media-releases/women-spent-more-time-men-unpaid-work-may">tend to do more</a> household tasks.</p> <h2>What about same-sex couples?</h2> <p>Same-sex couples have <a href="https://onlinelibrary.wiley.com/doi/abs/10.1111/fare.12293">more equitable relationships</a>.</p> <p>However, we found the same link between equity and desire for women in same-sex relationships, although it was much stronger for heteronormative couples.</p> <p>A sense of fairness within a relationship is fundamental to all women’s satisfaction and sexual desire.</p> <h2>What happens next?</h2> <p>Our findings suggest one response to low desire in women could be to address the amount of work women have to take on in relationships.</p> <p>The link between relationship satisfaction and female sexual desire has been firmly established in <a href="https://link.springer.com/article/10.1007/s10508-018-1175-x">previous research</a> but our findings explain how this dynamic works: women’s sense of fairness within a relationship forecasts their contentment, which has repercussions on their desire for their partner.</p> <p>To translate our results into clinical practice, we could run trials to confirm if lowering women’s mental load results in greater sexual desire.</p> <p>We could have a “housework and mental load ban” for a sample of women reporting low sexual desire and record if there are changes in their reported levels of desire.</p> <p>Or perhaps women’s sexual partners could do the dishes tonight and see what happens.</p> <p><em>Image credit: Shutterstock</em></p> <p><em>This article originally appeared on <a href="https://theconversation.com/dont-blame-women-for-low-libido-sexual-sparks-fly-when-partners-do-their-share-of-chores-including-calling-the-plumber-185401" target="_blank" rel="noopener">The Conversation</a>. </em></p>

Relationships

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Happy songs: these are the musical elements that make us feel good

<p>Music has a unique power <a href="https://www.researchgate.net/profile/Daniel-Vaestfjaell/publication/258173113_Emotion_Induction_through_Music_A_Review_of_the_Musical_Mood_Induction_Procedure/links/02e7e527c81174366e000000/Emotion-Induction-through-Music-A-Review-of-the-Musical-Mood-Induction-Procedure.pdf">to affect the way people feel</a> and many people use music to enhance or change their mood, channel emotions and for psychological support. </p> <p>The strong emotional impact of music is derived from its profound physical and psychological effects. For example, listening to relaxing music often has a positive impact on the <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1959222/">autonomic nervous system</a> (which regulates many key bodily functions), by slowing breathing, regulating heart rate, lowering blood pressure and reducing muscle tension.</p> <p>Listening to music also affects us at a deep physiological level, as it has a strong impact on the <a href="http://www.downloads.imune.net/medicalbooks/Neurochemistry%20of%20music.pdf">endocrine system</a>, which is responsible for hormone production. </p> <p>Music can stimulate the release of the neurotransmitters which affect experiences of pleasure by increasing the production of dopamine (the reward hormone), reducing levels of cortisol (the stress hormone) and increasing salivary immunoglobulin A – an antibody responsible for strengthening the immune system.</p> <p>Of course, these benefits are only experienced if we listen to music that we enjoy. <a href="http://www.brainvitge.org/papers/Science-2013-Salimpoor-216-9.pdf">Familiarity</a> also affects enjoyment, but even new music can stimulate positive physical and psychological responses if it is similar to other music that we like.</p> <p>Music we don’t like can have a strong adverse effect upon mood and wellbeing. Individual differences mean emotional <a href="https://journals.sagepub.com/doi/abs/10.1177/0305735618754688?journalCode=poma">reactions to songs differ</a> depending on the participant’s preferences and associations they might have with the music. If we don’t like the song (or it brings back negative memories), it won’t make us happy, regardless of the quality.</p> <h2>Creating a personal soundscape</h2> <p>Portable listening devices and music streaming platforms have made it possible to choose from an unprecedented selection of musical styles. People can now listen to their favourite music any time, anywhere. </p> <p>This means music can be used to create a personal soundscape. This is common when using public transport, for example, as many passengers use headphones to create an individualised sonic environment as a distraction from the less pleasant aspects of travelling on crowded and noisy transport systems.</p> <p>In a <a href="https://www.prnewsblog.com/news/health-wellbeing/15034/music-psychologist-reveals-the-formula-for-the-happiest-song-ever/">recent survey</a>, 71% of 2,000 participants reported that music was the strongest influence on their mood and almost 75% regularly listened to music to cheer themselves up. In response to these findings, I conducted a review of published research, to find out which musical features tend to be present in “happy” songs.</p> <p>It should be remembered that musical preferences and expectations are culture dependent. For example, some Asian cultures have different associations between positive/negative emotions and major/minor chords, so <a href="https://royalsocietypublishing.org/doi/10.1098/rsos.170952">western “happy songs” may not be globally interpreted as such.</a></p> <p>Within western cultures, there are certain components of popular music which are commonly linked with positive emotions. Music that is perceived as “happy” is usually written in a major key with a bright tone, featuring instruments with a bright timbre, such as trumpets or electric guitars.</p> <p>“Happy” music usually adds <a href="https://royalsocietypublishing.org/doi/10.1098/rsos.170952">the seventh note of the scale</a> to the main three notes in the chord. This creates a brief feeling of tension – or pleasurable expectation – followed by relief or resolution when the harmonic progression proceeds as our previous listening experience predicts.</p> <p>For many people, listening to music becomes an immersive <a href="https://www.frontiersin.org/articles/10.3389/fpsyg.2015.00906/full">flow experience</a> which can distract from everyday concerns. Active musical participation through dancing or singing along brings additional enjoyment. </p> <p>A simple, consistent rhythm based on two or four beats in a bar increases a song’s “<a href="https://mashable.com/ad/feature/science-of-pop-music">danceability</a>”, while a binary structure – verse-chorus-verse-chorus – helps to establish familiarity so the song quickly becomes “<a href="https://www.york.ac.uk/news-and-events/features/pop-science/">sing-alongable</a>”.</p> <p>People generally <a href="https://mashable.com/ad/feature/science-of-pop-music">prefer familiar music</a>, or music which quickly becomes memorable. The most enjoyable songs are likely to be those which strike a satisfying <a href="https://www.sciencedirect.com/science/article/pii/S0960982219312588">balance between predictability and surprise</a>, providing an experience familiar enough to be pleasurable while avoiding being too simplistic or formulaic.</p> <p>Unexpected changes can intensify emotional responses. Listeners often derive the most pleasure from music when they are fairly sure about what will happen next but then an unexpected chord progression or key change provides a surprise.</p> <p>Based on previous experiences, listeners develop expectations about a piece of music. While familiar music tends to give the most pleasure, it also needs to contain enough “surprise” elements to retain enough interest to create a state of flow. This explains the use of a bridge or the middle eight (a section which is different from the verse and chorus) in many songs.</p> <p>Although “happy songs” are usually written in a <a href="https://www.researchgate.net/publication/301724912_Beyond_Happiness_and_Sadness_Affective_Associations_of_Lyrics_with_Modality_and_Dynamics">major key</a>, they sometimes include a section in a minor key to add interest. </p> <p>Good Vibrations by the Beach Boys begins with a verse in a minor key and then creates a strong emotional uplift as it switches into a bright major key for the chorus.</p> <h2>The speed of happiness</h2> <p>Faster music tends to induce more positive emotions than slower music. Research suggests that music that is perceived as happy is usually performed at a tempo between <a href="https://mymodernmet.com/10-happy-songs/">140 and 150 beats per minute (BPM)</a>. Songs people have said they use to <a href="https://open.spotify.com/playlist/7k00dawKjXgBBuq2nZyHmO">improve their mood</a> include Queen’s Don’t Stop Me Now at 156 BPM.</p> <p>Tempo is a confounding variable because <a href="https://journals.sagepub.com/doi/abs/10.1177/0305735618754688?journalCode=poma">faster music increases arousal/excitement</a>, but this may not always be associated with happiness. There may also be <a href="https://www.anderson.ucla.edu/documents/areas/fac/marketing/mogilner/Mogilner_Shifting_Meaning_of_Happiness_SPPS_2011.pdf">age-related differences</a> in interpretation. </p> <p>What is certain is that music can have a profound effect on our sense of wellbeing. Just stick on <a href="https://www.youtube.com/watch?v=pTdihu-mp90">James Brown’s I Got You</a> (or whatever might tempt you to do a happy dance) and start to feel good.</p> <p><em>Image credits: Getty Images</em></p> <p><em>This article originally appeared on <a href="https://theconversation.com/happy-songs-these-are-the-musical-elements-that-make-us-feel-good-201342" target="_blank" rel="noopener">The Conversation</a>. </em></p>

Music

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Unique transportable home to be sold at low-cost

<p>A tiny foldable house is set to sell for less than a quarter of the average Queensland home loan deposit, already attracting 48 bids in an ongoing auction.</p> <p>The 35sqm portable house, popularly known as a donga, was listed for auction “brand new” by a company in Toowoomba.</p> <p>The 19ft by 20ft modified transportable house has seen 48 bids cast, lifting the price to $13,000, with bids rising in $250 increments. Market prices for fully fitted out dongas generally sell for around $20,000, depending on the quality of the fittings required.</p> <p>The owner of the literal ‘pick-up-and-go’ home has no reserve price set for the little container, meaning whenever the highest bid is made, the auction will close. </p> <p>The unique foldable home has an ensuite with a basic shower, toilet, sink and mirror. It also has eight lockable windows, one door and is decked out with timber flooring.</p> <p>There are hot and cold water inlets, two waste outlets, lighting, an exhaust fan vent, gas struts and winches for easy assembly. The container home has an efficiency star rating of 4, with water consumption at 4.5l full flush and 3.1l half flush.</p> <p>“Units are plumbed for the shower but showerhead/mixer needs to be supplied and installed by buyer.”</p> <p>The only issue with this unique little unit is it does not come wired, so the buyer has to arrange for an electrician to supply and install the wiring.</p> <p>The home also has “adjustable feet for easy levelling” and can be folded up and ready to transport.</p> <p><em>Image credit: realestate.com.au</em></p>

Real Estate

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Let’s dance! How dance classes can lift your mood and help boost your social life

<p>If your new year’s resolutions include getting healthier, exercising more and lifting your mood, dance might be for you.</p> <p>By dance, we don’t mean watching other people dance on TikTok, as much fun as this can be. We mean taking a dance class, or even better, a few.</p> <p>A growing body of <a href="https://www.tandfonline.com/doi/full/10.1080/17482631.2020.1732526">research shows</a> the benefits of dance, regardless of the type (for example, classes or social dancing) or the style (hip hop, ballroom, ballet). Dance boosts our wellbeing as it improves our emotional and physical health, makes us feel less stressed and more socially connected.</p> <p>Here’s what to consider if you think dance might be for you.</p> <h2>The benefits of dance</h2> <p>Dance is <a href="https://journals.sagepub.com/doi/10.1177/1077800417745919">an engaging and fun</a> way of exercising, learning and meeting people. A review of the evidence <a href="https://www.tandfonline.com/doi/full/10.1080/17482631.2020.1732526">shows</a> taking part in dance classes or dancing socially improves your health and wellbeing regardless of your age, gender or fitness.</p> <p>Another review focuses more specifically on benefits of dance across the lifespan. It <a href="https://doi.org/10.1080/17482631.2021.1950891">shows</a> dance classes and dancing socially at any age improves participants’ sense of self, confidence and creativity.</p> <p>Researchers have also looked at specific dance programs.</p> <p>One UK-based dance program for young people aged 14 <a href="https://doi.org/10.1080/14647893.2011.561306">shows</a> one class a week for three months increased students’ fitness level and self-esteem. This was due to a combination of factors including physical exercise, a stimulating learning environment, positive engagement with peers, and creativity.</p> <p>Another community-based program for adults in hospital <a href="https://doi.org/10.1080/17533015.2020.1725072">shows</a> weekly dance sessions led to positive feelings, enriches social engagement and reduced stress related to being in hospital.</p> <p>If you want to know how much dance is needed to develop some of these positive effects, we have good news for you.</p> <p>A useful hint comes from a <a href="https://bmcpublichealth.biomedcentral.com/articles/10.1186/s12889-015-2672-7">study</a> that looked exactly at how much creative or arts engagement is needed for good mental health – 100 or more hours a year, or two or more hours a week, in most cases.</p> <h2>Dance is social</h2> <p>But dance is more than physical activity. It is also a community ritual. Humans have <a href="https://www.jstor.org/stable/223398">always danced</a>. We still do so to mark and celebrate transitory periods in life. Think of how weddings prompt non-dancers to move rhythmically to music. Some cultures dance to celebrate childbirth. Many dance to celebrate religious and cultural holidays.</p> <p>This is what inspired French sociologist <a href="https://iep.utm.edu/emile-durkheim/">Emile Durkheim</a> (1858-1917) to explore how dance affects societies and cultures.</p> <p>Durkheim <a href="https://archive.org/search?query=external-identifier%3A%22urn%3Aoclc%3Arecord%3A689172179%22">saw</a> collective dance as a societal glue – a social practice that cultivates what he called “collective effervescence”, a feeling of dynamism, vitality and community.</p> <p>He observed how dance held cultures together by creating communal feelings that were difficult to cultivate otherwise, for example a feeling of uplifting togetherness or powerful unity.</p> <p>It’s that uplifting feeling you might experience when dancing at a concert and even for a brief moment forgetting yourself while moving in synchrony with the rest of the crowd.</p> <p>Synchronous <a href="https://www.journals.uchicago.edu/doi/10.1086/529447">collective activities</a>, such as dance, provide a pleasurable way to foster social bonding. This is due to feelings Durkheim noticed that we now know as transcendental emotions – such as joy, awe and temporary dissolution of a sense of self (“losing yourself”). These can lead to feeling a part of something bigger than ourselves and help us experience social connectedness.</p> <p>For those of us still experiencing social anxiety or feelings of loneliness due to the COVID pandemic, dance can be a way of (re)building social connections and belonging.</p> <p>Whether you join an online dance program and invite a few friends, go to an in-person dance class, or go to a concert or dance club, dance can give temporary respite from the everyday and help lift your mood.</p> <h2>Keen to try out dance?</h2> <p>Here’s what to consider:</p> <ul> <li> <p>if you have not exercised for a while, start with a program tailored to beginners or the specific fitness level that suits you</p> </li> <li> <p>if you have physical injuries, check in with your GP first</p> </li> <li> <p>if public dance classes are unappealing, consider joining an online dance program, or going to a dance-friendly venue or concert</p> </li> <li> <p>to make the most of social aspect of dance, invite your friends and family to join you</p> </li> <li> <p>social dance classes are a better choice for meeting new people</p> </li> <li> <p>beginner performance dance classes will improve your physical health, dance skills and self-esteem</p> </li> <li> <p>most importantly, remember, it is not so much about how good your dancing is, dance is more about joy, fun and social connectedness.</p> </li> </ul> <p>In the words of one participant in our (yet-to-be published) research on dance and wellbeing, dance for adults is a rare gateway into fun, "there’s so much joy, there’s so much play in dancing. And play isn’t always that easy to access as an adult; and yet, it’s just such a joyful experience. I feel so happy to be able to dance."</p> <p><em>Images: Getty</em></p> <p><em style="box-sizing: border-box; color: #212529; font-family: -apple-system, 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji'; font-size: 16px; background-color: #ffffff;">This article originally appeared on <a href="https://theconversation.com/lets-dance-how-dance-classes-can-lift-your-mood-and-help-boost-your-social-life-197692" target="_blank" rel="noopener">The Conversation</a>. </em></p>

Body

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The verdict: Full fat versus low fat milk

<p>The idea of full low milk being healthier for us began circulating in the 1950s. It was shown that saturated fat increased blood cholesterol levels, with certain statistical evidence leading to the assumption it resulted in higher rates of heart disease and obesity.  </p> <p>This idea is not totally wrong. Full fat milk does indeed have a high saturated fat content, about 65 percent in fact.</p> <p><span style="text-decoration: underline;"><strong><a href="http://www.simoneaustin.com/" target="_blank" rel="noopener">Simone Austin</a></strong></span>, accredited practising dietitian and spokesperson for the <span style="text-decoration: underline;"><strong><a href="http://daa.asn.au/" target="_blank" rel="noopener">Dietitians Association of Australia</a></strong></span> addresses the claims that saturated fat should be avoided when it comes to weight management.</p> <p> “We are still recommending saturated fat should be kept to a minimum as there is still a link between saturated and plasma cholesterol levels, however full cream milk is only 4% total fat and is therefore not a high fat product, depending on quantity of course.”</p> <p>Health and nutrition coach and whole foods chef, Lee Holmes, believes that low-fat milk is a great option for those trying to lose weight.  Even though the fat is skimmed, the milk itself still contains an abundance of calcium and protein, and these are essential to weight loss.</p> <p>“Low-fat milk is better for overall weight control and maintenance as it only contains 0.15% fat as opposed to full-cream milk which contains 3.8% fat” she explains.</p> <p>The New Zealand Ministry of Health recommends enjoying mostly low and reduced fat milk and milk products, as it can reduce the total daily kilojoule intake to aid with weight management. This is generally believed to lead to weight loss and reduced risk of heart disease.</p> <p>However, Simone explains why it is not quite that straight forward. “Fat can give some feeling of satiety. If you are having less milk overall, and it is more filling to have full cream milk, then this might decrease overall volume of food consumed and therefore not be detrimental”.</p> <p>This approach is supported by recent research conducted by <a href="../%20http:/www.ncbi.nlm.nih.gov/pubmed/26746178"><strong>Swedish researchers</strong></a>, looking at the dairy consumption of a group of middle aged men. If found that those who ate full fat dairy products were less likely to become obese over a period of 12 years, compare with men who rarely ate high- fat diary.  This is because the weight-loss effect of reducing saturated fat depends on what replaces it in the diet, which is usually sugar and carbohydrates. Unfortunately, most of us are susceptible to consciously or unconsciously replacing a larger reduction in calories with something else.</p> <p>So, if you drink low-fat varieties of milk in order to reduce calorie intake, you must ensure you are not making up these calories elsewhere for this approach to be effective.</p> <p>However, in your quest for a slimmer waist line, it is important not to overlook other important health factors.</p> <p>Milk is a primary source of nutrients, and according to both Simone and the <strong><a href="http://ro.uow.edu.au/cgi/viewcontent.cgi?article=2032&amp;context=sspapers" target="_blank" rel="noopener"><span>ABS</span></a></strong>, most over-60s simply aren’t getting what they need.</p> <p>“In New Zealand the annual per capita consumption of milk has declined by 30% in the last 20 years, and 20% of the New Zealand population has an inadequate intake of calcium”.</p> <p>Simone stresses that simply aiming to meet serves is the priority. “Milk also provides a valuable source of protein and as we age our efficiency at using protein reduces, so we need to have a little more”.</p> <p>Lee Holmes echoes this, stating that ideally, people over 60 years of age should be having two to three glasses of cow’s milk daily to absorb the necessary amounts of calcium. If you don’t want to consume that much milk, are lactose intolerant or prefer to opt for non-cow’s milk (such as almond) you need to make these nutrients up elsewhere.</p> <p>“You may want to consider a quality, natural supplement to ensure you are giving your body all the nutrients it needs."</p> <p>So whether it be low-fat or full-fat, say cheers to milk and manage your weight loss in accordance with other health factors.</p> <p><em>Image: Getty Images</em></p>

Food & Wine

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Sam Newman lashes out at “woke” athletes “with low IQs”

<p dir="ltr">Former AFL player Sam Newman has weighed in on a string of recent conflicts in the sporting world over million-dollar sponsorship deals, calling out “woke” athletes “with low IQs”.</p> <p dir="ltr">He claimed the world was “being run by patronising and pompous, arrogant people”, creating a “ridiculous, woke society of nonsense”.</p> <p dir="ltr">His comments come after the news emerged of controversies involving Netball Australia and the Fremantle Dockers.</p> <p dir="ltr">Netball Australia, which is in desperate need of funding, is in dispute with some of its star players around a $15 million sponsorship deal with Hancock Prospecting, which is owned by mining magnate Gina Rinehart.</p> <p dir="ltr">The deal would also see the company’s logo featured on the uniforms of Diamonds players, but opposition came from Indigenous player Donell Wallam and her teammates in relation to the company’s historical stance against Indigenous communities.</p> <p dir="ltr">Rinehart’s father, Lang Hancock, made a series of racist comments about Indigenous people in a 1984 documentary, Couldn’t Be Fairer, including his solution to the “Aboriginal problem”.</p> <p dir="ltr">“I would dope the water up so that they were sterile and would breed themselves out in future and that would solve the problem,” Hancock said in the film.</p> <p dir="ltr">In the AFL world, major Fremantle Dockers supporter Woodside Energy, a natural gas exporter, has left some high-profile fans concerned.</p> <p dir="ltr">Author Tim Winton and former WA premier Carmen Lawrence are among a group of fans urging the football club to end the agreement with the gas company.</p> <p dir="ltr">These controversies have become fodder for Newman, who shared his opinions on both with <em>Sky News</em>.</p> <p dir="ltr">The 76-year-old said he wouldn’t wear a certain sports jersey if he didn’t agree with what was on the front of it, but that “the price of being virtuous is hypocrisy” and that it’s unrealistic to expect sports could continue without money from the mining or energy sector.</p> <p dir="ltr">“If you think fossil fuels are going to disappear in the very near future then you’re mistaken because that’s the end of the civilised world as we know it no matter what you think of climate and no matter what you think of global warming,” he said.</p> <p dir="ltr">“I notice one of the netballers said they weren’t happy with Hancock because of their climate record, I mean seriously the world we live in is being run by patronising and pompous, arrogant people who have no idea really what they’re on about.”</p> <p dir="ltr">He then dubbed the netballers as hypocrites.</p> <p dir="ltr">“We have people with low IQs telling a sporting body which is on its knees financially that they won’t accept money from sponsorship deals from a company which I’m sure that those people who are complaining use one of those products indirectly or directly that Hancock Mining or Hancock industries have fabricated on a daily basis,” he said.</p> <p dir="ltr">When <em>Sky News</em> host Chris Kenny suggested that sports stars should just not play if they don’t agree with who sponsors their game, Newman disagreed, saying that those running teams or codes have a “duty of care” to inform players before they sign up.</p> <p dir="ltr">“[They have] a duty of care [to] say to the rank and file before they sign them up, "We're going to have Alinta Energy or Hancock mining sponsor us, have you got any problems with it?’” Newman said.</p> <p dir="ltr">“And if they have you could actually sort it out before they did the deal.”</p> <p dir="ltr">As for the Fremantle Dockers, Newman took the opportunity to slam the sport in general.</p> <p dir="ltr">“If I could just go a step further (about) the feigned indignation of the AFL who insist on telling us to be the moral arbiters of what we believe in,” he said.</p> <p dir="ltr">“I've said this before. At the AFL grand final we had three references to Indigenous Australians. </p> <p dir="ltr">“One of them is absolutely appropriate and no one could agree with it more.</p> <p dir="ltr">“But they had three separate references... lest we have to be told that we (have to) respect everything that's going on in the country.</p> <p dir="ltr">“They made a Muslim woman (Haneen Zreika of the Giants) the face of the AFLW, and then... she declined (to) wear the gay pride jumper.</p> <p dir="ltr">“If you get into the political realm in a sporting organisation, you end up creating a hornet's nest for the people who want nothing more than to go to the football or the sporting event just to watch it for what it is.</p> <p dir="ltr">“But they keep forcing this moral code onto us, to perhaps appease their own social prejudices and it turns into a ridiculous, woke society of nonsense.”</p> <p><span id="docs-internal-guid-034e29be-7fff-5589-bfc8-96e96f37cce9"></span></p> <p dir="ltr"><em>Image: Sky News (Facebook)</em></p>

News

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Your home, office or uni affects your mood and how you think. How do we know? We looked into people’s brains

<p>Think of a time when you felt vulnerable. Perhaps you were in a hospital corridor, or an exam hall, about to be tested. Now, focus on the building you were in. What if, without you knowing, the design of that space was affecting you?</p> <p>We study <a href="https://psychology.org.au/community/advocacy-social-issues/environment-climate-change-psychology/psychologys-role-in-environmental-issues/what-is-environmental-psychology" target="_blank" rel="noopener">environmental psychology</a>, a growing field of research investigating the relationship between humans and the external world. This includes natural, and human-made environments, such as buildings.</p> <p>Researchers could just ask people what they feel when inside a building – how pleasant or unpleasant they feel, the intensity of that feeling, and how in control they feel.</p> <p>But we use neuroscience to see how the brain is stimulated when inside a building. The idea is for people to one day use that information to design better buildings – classrooms that help us concentrate, or hospital waiting rooms that reduce our anxiety.</p> <p><strong>Why study buildings this way?</strong></p> <p>We spend <a href="https://www.health.vic.gov.au/chief-health-officer/healthy-indoor-environments" target="_blank" rel="noopener">at least 80% of our lives</a> inside buildings. So it is critical we understand whether the buildings we occupy are affecting our brain and body.</p> <p>Buildings – hospitals, schools, offices, homes – are often complex. They can have various contents (fixtures, fittings and objects), levels of comfort (such as the light, sound, and air quality). Other people occupy the space.</p> <p>There are also a range of design characteristics we can notice inside a building. These include colour (wall paint, chair colour), texture (carpet tiles, timber gym floor), geometry (curved walls or straight, angular ones), and scale (proportions of height and width of a room).</p> <p><strong>What did we do?</strong></p> <p>We wanted to see what effect changing some of these characteristics had on the brain and body.</p> <p>So we asked participants to sit in the middle of a virtual-reality (VR) room for 20 minutes.</p> <p>We designed the room with a door (to show height) and chair (to show depth), keeping it empty of other cues that might influence people. We modelled the room using dimensions set by the local building code.</p> <p>Other studies have compared <a href="https://doi.org/10.1016/j.jenvp.2019.101344" target="_blank" rel="noopener">complex environments</a>, which are more realistic to everyday life. But we chose to use a simple VR room so we could understand the impact of changing one characteristic at a time.</p> <p>To measure brain activity, we used a technique called electroencephalography. This is where we placed electrodes on the scalp to measure electrical activity as brain cells (neurons) send messages to each other.</p> <figure class="align-center zoomable"><em><a href="https://images.theconversation.com/files/485808/original/file-20220921-13-7qqec9.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=1000&fit=clip"><img src="https://images.theconversation.com/files/485808/original/file-20220921-13-7qqec9.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=754&fit=clip" sizes="(min-width: 1466px) 754px, (max-width: 599px) 100vw, (min-width: 600px) 600px, 237px" srcset="https://images.theconversation.com/files/485808/original/file-20220921-13-7qqec9.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=600&h=429&fit=crop&dpr=1 600w, https://images.theconversation.com/files/485808/original/file-20220921-13-7qqec9.jpg?ixlib=rb-1.1.0&q=30&auto=format&w=600&h=429&fit=crop&dpr=2 1200w, https://images.theconversation.com/files/485808/original/file-20220921-13-7qqec9.jpg?ixlib=rb-1.1.0&q=15&auto=format&w=600&h=429&fit=crop&dpr=3 1800w, https://images.theconversation.com/files/485808/original/file-20220921-13-7qqec9.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=754&h=539&fit=crop&dpr=1 754w, https://images.theconversation.com/files/485808/original/file-20220921-13-7qqec9.jpg?ixlib=rb-1.1.0&q=30&auto=format&w=754&h=539&fit=crop&dpr=2 1508w, https://images.theconversation.com/files/485808/original/file-20220921-13-7qqec9.jpg?ixlib=rb-1.1.0&q=15&auto=format&w=754&h=539&fit=crop&dpr=3 2262w" alt="Fitting cap of electrodes" /></a></em><figcaption><em><span class="caption">Participants wore a cap covered in electrodes to detect electrical activity in the brain.</span> <span class="attribution"><span class="source">Donna Squire</span>, <span class="license">Author provided</span></span></em></figcaption></figure> <p>We also monitored the body by measuring heart rate, breathing and sweat response. This could reveal if someone could detect a change to the environment, without being consciously aware of that change.</p> <p>Lastly, we asked participants to report their emotions to understand if this matched their brain and body responses.</p> <p><strong>What did we find?</strong></p> <p>We published a series of studies looking at the impact of room size and colour.</p> <p>Making the room bigger resulted in brain activity usually linked to <a href="https://doi.org/10.1523/ENEURO.0104-22.2022" target="_blank" rel="noopener">attention and cognitive performance</a>. This is the type of brain activity we would see if you were doing a crossword, your homework or focusing on a tricky report you were writing for work.</p> <p>A blue room resulted in brain activity associated with <a href="https://doi.org/10.1111/psyp.14121" target="_blank" rel="noopener">emotional processing</a>. This is the pattern we’d typically see if you were looking at something that you felt positive about, such as a smiling face, or a scenic sunset.</p> <p>Changing the size and colour of a room also changed <a href="https://doi.org/10.1002/hbm.26061" target="_blank" rel="noopener">brain network communication</a>. This is when different parts of the brain “talk” to one another. This could be communication between parts of the brain involved in seeing and attention, the type of communication needed when viewing a complex scene, such as scanning a crowded room to spot a friend.</p> <p>The rooms also changed the participants’ autonomic response (their patterns of breathing, heart activity and sweating).</p> <hr /> <figure><iframe title="YouTube video player" src="https://www.youtube.com/embed/dPHOQvLOCD4" width="100%" height="400" frameborder="0" allowfullscreen="allowfullscreen"></iframe><figcaption><em>Your brain and body give away what you feel and think about different rooms, even if you can’t tell us yourself.</em></figcaption></figure> <hr /> <p>Despite these brain and body responses, we found no change in what participants told us about their emotions in each of these different conditions.</p> <p>This suggests the need to shift from just asking people about their emotions to capturing effects they may not be consciously perceive or comprehend.</p> <p><strong>What does this mean for designing buildings?</strong></p> <p>This work tells us that characteristics of buildings have an impact on our brains and our bodies.</p> <p>Our next steps include testing whether a larger room affects brain processes we use in everyday life. These include working memory (which we’d use to remember our shopping list) and emotion recognition (how we recognise what different facial expressions mean).</p> <p>This will enable us to understand if we can design spaces to optimise our cognitive performance.</p> <p>We also want to understand the implications on a wider population, including people who may be experiencing poor mental health, or diagnosed with an underlying condition where the environment may have a larger impact on their response.</p> <p>This will help us to understand if we can change our built environment for better health and performance.</p> <p><strong>Why is this important?</strong></p> <p>Architects have long claimed buildings <a href="https://theconversation.com/build-me-up-how-architecture-can-affect-emotions-22950" target="_blank" rel="noopener">affect our emotion</a>. But there has been a lack of brain-based evidence to back this.</p> <p>We hope our work can help shape building planning and design, to support the brain processes and emotions we might require under different circumstances.<!-- Below is The Conversation's page counter tag. Please DO NOT REMOVE. --><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/189797/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /><!-- End of code. If you don't see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines --></p> <p><em><span id="docs-internal-guid-f8f5c00a-7fff-7782-8b2d-8aed485da047">Written by Isaballa Bower. Republished with permission of <a href="https://theconversation.com/your-home-office-or-uni-affects-your-mood-and-how-you-think-how-do-we-know-we-looked-into-peoples-brains-189797" target="_blank" rel="noopener">The Conversation</a>.</span></em></p> <p><em>Image: Getty Images</em></p>

Mind

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Ultra-processed foods: it’s not just their low nutritional value that’s a concern

<p>In countries such as the UK, US and Canada, ultra-processed foods now account for <a href="https://pubmed.ncbi.nlm.nih.gov/30744710/">50% or more</a> of calories consumed. This is concerning, given that these foods have been linked to a number of different health conditions, including a greater risk of <a href="https://pubmed.ncbi.nlm.nih.gov/33167080/">obesity</a> and various chronic diseases such as <a href="https://nutritionj.biomedcentral.com/articles/10.1186/s12937-020-00604-1">cardiovascular disease</a> and <a href="https://pubmed.ncbi.nlm.nih.gov/35896436/">dementia</a>.</p> <p>Ultra-processed foods are <a href="https://pubmed.ncbi.nlm.nih.gov/30744710/">concoctions of various industrial ingredients</a> (such as emulsifiers, thickeners and artificial flavours), amalgamated into food products by a series of manufacturing processes.</p> <p>Sugary drinks and many breakfast cereals are ultra-processed foods, as are more recent innovations, such as so-called <a href="https://www.sciencedirect.com/science/article/pii/S2213453019301144,">“plant-based” burgers</a>, which are typically made of protein isolates and other chemicals to make the products palatable.</p> <p>The intense industrial processes used to produced ultra-processed foods destroy the <a href="https://pubmed.ncbi.nlm.nih.gov/35067754/">natural structure</a> of the food ingredients and strip away many beneficial nutrients such as fibre, vitamins, minerals and phytochemicals.</p> <p>Many of us are well aware that ultra-processed foods are harmful for our health. But it’s been unclear if this is simply because these foods are of poor nutritional value. Now, two new studies have shown that poor nutrition may not be enough to explain their health risks. This suggests that other factors may be needed to fully explain their health risks.</p> <h2>The role of inflammation</h2> <p>The <a href="https://www.bmj.com/content/378/bmj-2022-070688">first study</a>, which looked at over 20,000 health Italian adults, found that participants who consumed the highest number of ultra-processed foods had an increased risk of dying prematurely from any cause. The <a href="https://www.bmj.com/content/378/bmj-2021-068921">second study</a>, which looked at over 50,000 US male health professionals, found high consumption of ultra-processed foods was associated with a greater risk of colon cancer.</p> <p>What’s most interesting about these studies is that the health risks from eating a diet high in ultra-processed foods remained even after they had accounted for the poor nutritional quality of their diets. This suggests that <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8747015/">other factors</a> contribute to the harms caused by ultra-processed foods.</p> <p>It also implies that getting the right nutrients elsewhere in the diet may not be enough to cancel out the risk of disease from consuming ultra-processed foods. Similarly, attempts by the food industry to improve the nutritional value of ultra-processed foods by adding a few more vitamins may be side-stepping a more fundamental problem with these foods.</p> <p>So what factors may explain why ultra-processed foods are so harmful to our health?</p> <p>The Italian study found that inflammatory markers – such as a higher white blood cell count – were higher in groups that ate the most ultra-processed foods. Our bodies may trigger an inflammatory response for any number of reasons – for example, if we catch a cold or get cut. The body responds by sending signals to our immune cells (such as white blood cells) to attack any invading pathogens (such as bacteria or viruses).</p> <p>Usually, our inflammatory response resolves quite quickly, but some people may develop chronic inflammation throughout their body. This can cause tissue damage, and is involved in many chronic diseases – such as <a href="https://pubmed.ncbi.nlm.nih.gov/25859884/">cancer</a> and <a href="https://pubmed.ncbi.nlm.nih.gov/28744020/">cardiovascular disease</a>.</p> <p>Many studies have found that poor diets can increase inflammation in the body, and that this is linked to <a href="https://pubmed.ncbi.nlm.nih.gov/28744020/">higher risk</a> of chronic diseases. Given that signs of inflammation were seen in participants of the Italian study who ate the most ultra-processed foods, this could suggest that inflammation may contribute to why ultra-processed foods increase disease risk. Some food additives common in ultra-processed foods (such as emulsifiers and artificial sweeteners) also increase inflammation in the gut by causing <a href="https://pubmed.ncbi.nlm.nih.gov/29899036/">changes to the gut microbiome</a>.</p> <figure class="align-center ">Some researchers have theorised that ultra-processed foods increase inflammation because they are recognised by the body as foreign – much like an invading bacteria. So the body mounts an inflammatory response, which has been dubbed “<a href="https://pubmed.ncbi.nlm.nih.gov/24939238/">fast food fever</a>”. This increases inflammation throughout the body as a result.</figure> <p>Although the US colon cancer study did not establish if inflammation increased in the men consuming the most ultra-processed foods, inflammation is strongly linked with an <a href="https://pubmed.ncbi.nlm.nih.gov/27821485/">increased risk of colon cancer</a>.</p> <p>Research shows that other mechanisms – such as <a href="https://www.bmj.com/content/378/bmj-2022-070688">impaired kidney function</a> and <a href="https://pubmed.ncbi.nlm.nih.gov/19502515/">toxins in packaging</a> – may also explain why ultra-processed foods cause so many dangerous health problems.</p> <p>Since inflammatory responses are hard-wired in our bodies, the best way to prevent this from happening is by not eating ultra-processed foods at all. Some plant-based diets high in natural, unprocessed foods (such as the <a href="https://pubmed.ncbi.nlm.nih.gov/36039924/">Mediterranean diet</a>) have also been shown to be anti-inflammatory. This may also explain why plant-based diets free from ultra-processed foods can help ward off <a href="https://pubmed.ncbi.nlm.nih.gov/26148921/">chronic diseases</a>. It’s currently not known to what extent an anti-inflammatory diet can help counteract the effects of ultra-processed foods.</p> <p>Simply reducing your intake of ultra-processed foods may be a challenge. Ultra-processed foods are designed to be hyper-palatable – and together with persuasive marketing, this can make resisting them an enormous challenge for <a href="https://pubmed.ncbi.nlm.nih.gov/33153827/">some people</a>.</p> <p>These foods are also not labelled as such on food packaging. The best way to identify them is by looking at their ingredients. Typically, things such as emulsifiers, thickeners, protein isolates and other industrial-sounding products are a sign it’s an ultra-processed food. But making meals from scratch using natural foods is the best way to avoid the harms of ultra-processed foods.<!-- Below is The Conversation's page counter tag. Please DO NOT REMOVE. --><img style="border: none !important; box-shadow: none !important; margin: 0 !important; max-height: 1px !important; max-width: 1px !important; min-height: 1px !important; min-width: 1px !important; opacity: 0 !important; outline: none !important; padding: 0 !important;" src="https://counter.theconversation.com/content/189918/count.gif?distributor=republish-lightbox-basic" alt="The Conversation" width="1" height="1" /><!-- End of code. If you don't see any code above, please get new code from the Advanced tab after you click the republish button. The page counter does not collect any personal data. More info: https://theconversation.com/republishing-guidelines --></p> <p><a href="https://theconversation.com/profiles/richard-hoffman-221275">Richard Hoffman</a>, Associate lecturer, Nutritional Biochemistry, <em><a href="https://theconversation.com/institutions/university-of-hertfordshire-799">University of Hertfordshire</a></em></p> <p>This article is republished from <a href="https://theconversation.com">The Conversation</a>. Read the <a href="https://theconversation.com/ultra-processed-foods-its-not-just-their-low-nutritional-value-thats-a-concern-189918">original article</a>.</p>

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Low iron is a health risk made worse by COVID

<p>“Beauty is an iron mine,” once remarked the Australian mining magnate, Gina Reinhart. She was talking about a precious resource, but iron is also profoundly <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4464783/" target="_blank" rel="noopener">important to living organisms</a>: from bacteria and fungi, to mammals like us.</p> <p>Iron acts as a key to numerous metabolic functions within our bodies. But iron deficiency remains as <a href="https://cdn.who.int/media/docs/default-source/nutritionlibrary/focusing-on-anaemia_970a28fe-a055-4e63-b3ba-11be7b940b16.pdf?sfvrsn=9ab36bdb_6&amp;download=true" target="_blank" rel="noopener">one of the top global health risks</a> recognised by the World Health Organization (WHO).</p> <p>Iron deficiency has become the most prevalent micronutrient disorder worldwide, and COVID may be worsening the problem.</p> <h2>Iron is hard to get</h2> <p>The type of iron we mine is different from the “free-form” iron that can be used biologically. Free-form iron has a propensity to <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2842161/" target="_blank" rel="noopener">jump between two chemical states</a>, allowing it to bind to various molecules, and participate in all sorts of essential reactions within our bodies.</p> <p>But we see a different story again during food digestion. Inside our upper small intestine where iron is most effectively absorbed, free-form iron tends to bind to oxygen, other minerals and food components. This often results in rock-like, insoluble clumps (which are like the ones we mine!). These are too big to pass through or between our cells.</p> <p>This means that even when we consume enough iron, <a href="https://www.ncbi.nlm.nih.gov/books/NBK448204/#:%7E:text=Heme%20iron%2C%20derived%20from%20hemoglobin,and%20is%20less%20well%20absorbed." target="_blank" rel="noopener">typically only ~15–35% of it is absorbed</a>. It also means iron availability can be <a href="https://ift.onlinelibrary.wiley.com/doi/10.1111/1541-4337.12669" target="_blank" rel="noopener">improved, or inhibited</a> depending on how we eat it or what we eat it with.</p> <p>For example, heme iron from animal flesh has a <a href="https://omlc.org/spectra/hemoglobin/hemestruct/heme-struct.gif" target="_blank" rel="noopener">cage-like structure</a>, which carries the iron in a soluble form that prevents it from clumping during absorption. In many Western countries, heme iron only accounts for <a href="https://academic.oup.com/metallomics/article/3/2/103/6016197?login=true#219037456" target="_blank" rel="noopener">10% of the iron eaten, but two thirds</a> of the total iron absorbed.</p> <h2>More of us are at risk of deficiency</h2> <p>Getting sufficient iron sounds like simple maths: we want to add enough to our dietary intake to make up for the iron being lost from the body, such as through faeces, skin shedding, menstruation (for women) and sweat. But the two sides of the equation can change depending on who and where we are throughout our lifetime.</p> <p>Generally, iron deficiency occurs when our body’s stores of iron are depleted from not having consumed or absorbed enough iron to meet our needs.</p> <p>This can happen when people restrict their diets, such as for religious, social or medical reasons. Some people also have a tough time keeping up when their iron needs increase, such as <a href="https://www.nature.com/articles/s41430-019-0400-6" target="_blank" rel="noopener">pregnant women</a> and <a href="https://academic.oup.com/ajcn/article/106/suppl_6/1681S/4823199" target="_blank" rel="noopener">growing children</a>.</p> <p>But iron deficiency can also happen when the body has enough iron, <a href="https://onlinelibrary.wiley.com/doi/10.1111/bjh.12311" target="_blank" rel="noopener">but can’t effectively transport it into cells</a>. This is common in those with both acute and chronic infections, heart and autoimmune conditions, and cancers. In these cases, the underlying disease needs to be treated first, rather than improving iron intake.</p> <p>The table below summarises some common causes of iron deficiency. Sometimes multiple causes may occur simultaneously – for example, for many elite athletes (<a href="https://link.springer.com/article/10.1007/s00421-019-04157-y" target="_blank" rel="noopener">35% of women and 11% of men</a>), iron deficiency results from reduced absorption due to inflammation, on top of increased loss through sweat and breakdown of blood cells.</p> <h2>COVID hasn’t helped</h2> <p>The ongoing COVID epidemic has also introduced multiple risk factors for iron deficiency.</p> <p>We know severe infection with SARS-CoV-2 (the virus that causes COVID) may change the way some people <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8305218/" target="_blank" rel="noopener">metabolise iron</a>, leading to lower iron levels up to two months after infection. This <a href="https://onlinelibrary.wiley.com/doi/10.1002/jmv.26774" target="_blank" rel="noopener">contributes to symptoms</a> commonly reported after infection, such as fatigue and lethargy.</p> <p>Recovery from the pandemic itself has also exacerbated <a href="https://www.oecd.org/coronavirus/policy-responses/food-supply-chains-and-covid-19-impacts-and-policy-lessons-71b57aea/" target="_blank" rel="noopener">food supply issues</a>, as well as the <a href="https://blogs.worldbank.org/developmenttalk/global-income-inequality-and-covid-19-pandemic-three-charts" target="_blank" rel="noopener">rising global income inequality</a>.</p> <p>This means more people face barriers to food security – and the nutrient-dense foods that help boost our iron intake like red meat or leafy greens may be unavailable or unaffordable for them.</p> <h2>Before you pick up a pill</h2> <p>It may be tempting to pick up one of the many widely available iron supplements to attempt to boost your intake. However, we have to keep in mind that conventional iron supplementation is <a href="https://www.tandfonline.com/doi/full/10.1185/03007995.2012.761599" target="_blank" rel="noopener">associated with some negative side effects</a>.</p> <p>These include damage to our gut lining, nausea, diarrhoea and constipation. Iron supplementation has also been linked to changes in the <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7400826/" target="_blank" rel="noopener">gut microbiome</a>, a critical determinant of health.</p> <p>The WHO has recommended <a href="https://cdn.who.int/media/docs/default-source/micronutrients/gff-part-1-en.pdf?sfvrsn=afc1c426_2" target="_blank" rel="noopener">two other approaches</a>: diet diversification and food fortification.</p> <p><a href="https://cdn.who.int/media/docs/default-source/anaemia/areacop-webinar---24-september-2020/areacop-webinar-nancyaburto-presentation.pdf?sfvrsn=7abd1427_4" target="_blank" rel="noopener">Diet diversification</a> is exactly as it sounds: having a diet with a variety of wholefoods such as fruits and vegetables, grains and legumes, meat, dairy, and nuts and seeds.</p> <p>This approach not only ensures sufficient levels of iron are found in the foods we eat, but also that they come with different forms or “vehicles” to improve absorption. This approach works <a href="https://apps.who.int/iris/bitstream/handle/10665/349086/WHO-EURO-2021-4007-43766-61591-eng.pdf?sequence=1&amp;isAllowed=y" target="_blank" rel="noopener">even with plant-based foods</a>.</p> <p>Food fortification, where iron is added to processed foods, is also a fairly safe yet accessible option due to its lower dose. In Australia, iron is commonly fortified in products such as bread, cereals and ready-to-drink mixes.</p> <p>It can be challenging to get the iron into our body and where it’s needed. But before turning to supplements, we must remind ourselves that food sources should always be first-in-line. In cases of diagnosed deficiencies, your healthcare professional will provide you with further information where supplements are necessary.</p> <p><strong>This article originally appeared on <a href="https://theconversation.com/low-iron-is-a-health-risk-made-worse-by-covid-how-to-get-more-without-reaching-for-supplements-185020" target="_blank" rel="noopener">The Conversation</a>.</strong></p> <p><em>Image: Shutterstock</em></p>

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