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Health – Articles, Analysis, Comment

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Even when we rest, all the sections of our brain show some level of activity. flickr/wellunwell

Monday’s medical myth: we only use 10% of our brain

The thought that most of us only use 10% of our brain is appealing because it means we have a whole lot of untapped potential waiting to be harnessed. Unfortunately, that figure is off by about 90%. This…
Genetic change in humans is driven by cultural change, for example, blue eyes. Corey Butler

Determined to be different: what we do changes the wiring of our genes

The human genome provides penetrating and unexpected insights into human individual and collective history. Among them is the counterintuitive idea that genes are at the mercy of experience – that what…
Smoking suppresses the appetite but causes a myriad other health problems. Now scientists think they understand how nicotine switches the hungry signal off. Flickr

Scientists pinpoint why smoking kills the appetite

For the first time, scientists have seen how nicotine depresses appetite signals in the brain, unlocking potential treatments for obese people and smokers who want to quit without gaining weight. Some…
Despite Buddhist origins, mindfulness meditation is a secular practice. AlicePopkorn/flickr

Mindfulness meditation offers help with the travails of chronic illness

Drugs to relieve pain for people with chronic diseases are expensive and can have harmful side effects. But there are alternatives that promise benefits exceeding pain relief. Mindfulness meditation…
Heart attacks damage important muscles but now scientists think that a special protein can awaken the stem cells that grow new muscles. Flickr

Fixing a broken heart with stem cells

Vital heart muscles damaged during cardio arrest can be replaced by stem cells within the organ with the help of a special protein, scientists have discovered. Heart attacks cause dangerous damage to muscle…
Cancer patients need to think twice before adding vitamins to their treatment. shannonkringen/flickr

A helping hand? Vitamins may be dangerous for cancer patients

Previously unthinkable questions about vitamin use by cancer patients are being asked following a series of recent clinical studies. Is it time for cancer patients’ love affair with vitamins to end? Might…
Dialysis is one of the only currently available treatments for kidney disease. AAP

Why stem cells have a stake in kidney disease

Chronic kidney disease (CKD) is a significant and growing global public health problem. But the creation of a new type of stem cell offers new hope for therapies and drugs for this worldwide problem. In…
Laws rewarding informants could help crack down on fraud regarding medicines. anolobb/Flickr

Sing for your supper: why Australia should reward corporate informants

Federal and state governments in Australia appear much less successful than their United States counterparts in recovering taxpayers funds lost to suspected large-scale corporate fraud. For instance, there…
Men’s testosterone decline isn’t quite the same as menopause. Andres Thor

Monday’s medical myth: men also go through menopause

Feeling tired and grumpy? Maybe a litte emotional? If you’re a middle-aged male, these symptoms might be hormone-related, but no, you’re not going through man opause. It’s true that signs of men’s low…
Some see the ageing population as a burden on the health system. xavi talleda/flickr

Forget me not: preventing suicide among the elderly

With public attention firmly focused on the increase in the suicide rate among people under the age of 35 in the last 20 years, few people are aware that those aged 75 years and over, particularly males…
The virulent E. coli is likely to have spread through contaminated vegetables.

From farm to the plate: Europe’s deadly E. coli outbreak

E. coli is a common germ that has traditionally caused blood stream infections and urinary tract infections. The virulent strain we’re seeing in Europe which has infected more than 1500 people and killed…
It’s time to begin preparing for the “tertiary effects”. AAP

What will a four-degree climate rise mean for world health?

Public health experts have warned for more than two decades that climate change will harm human health. Initially their attention focused on “primary” health effects (e.g heat waves, bush fires and flooding…
Inherited only from mothers, the mitochondria may harbour male-harming mutations. ddc c z/flickr

Could ‘mother’s curse’ cause male infertility?

As many as a one in 20 men is infertile, but in many cases the underlying cause for it remains unknown. Recent research has found that a peculiarity in the way in which the DNA inside our mitochondria…
Treatment decisions are made based on what’s possible. US Air Force

The doctor’s role in battlefield medicine

Doctors working in an environment of armed conflict face situations where patients have overwhelming injuries. There is often limited access to medical resources to provide treatment. And the doctors themselves…
Could cleanliness be causing the rise of auto-immune diseases and allergies? Arlington County/flickr

How clean is too clean? Trust your gut instincts

Could our obsession with cleanliness in our homes be working against us? Advertisers fetishise germ-free kitchens and bathrooms where the threat of “harmful bacteria” is always lurking but can be eradicated…
Banning patents on biological agents could see capital for innovative medicines dry up.

Patent amendment bill could kill access to new medicines

Read the argument for the proposed legislation No one can deny that improved medical treatments and equity of access to them are essential to improving our community’s quality of life. Unfortunately, the…
The Bill seeks to close the loophole opened by the US Patent Office 30 years ago. AAP

Who owns the rights to the human body? It’s patently obvious

Read the argument against the proposed legislation Patents are only to be for granted inventions - that’s the intent of the Patents Act 1990, it has been the law for nearly 400 years, and it’s also what…
A full English breakfast just doesn’t cut it. Iban

Monday’s medical myth: you can cure a hangover

Piping hot cups of coffee. A fat laden fried breakfast. Going for a run. Or maybe just going back to bed. There are plenty of claims about how you can cure a hangover. So, what’s the reality? If you’ve…