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Health – Articles, Analysis, Comment

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Excess dopamine activity is not the only neurological change seen in patients with schizophrenia. Image from shutterstock.com

Why we shouldn’t ditch the quest for new schizophrenia drugs

The landscape of pharmaceutical development for mental disorders has changed over recent years, with pharma companies abandoning traditional neuroscience drug discovery programs and turning instead to…
The immune system is often the reason we feel unwell when we have an infection. Flickr/uneduex

Explainer: what is the immune system?

The immune system is an integral part of our body, keeping us safe from diseases – from the common cold to more severe illnesses such as cancer. The immune system is often the reason we feel unwell when…
Some registered professions are being excluded from rebates for services they can provide. Image from shutterstock.com

Private health insurance rebates restrict consumer choice

The pre-Christmas announcement that private health insurance premiums will rise by an average of 6.2% in 2014 has raised concerns about affordability. But while consumers aren’t expected to drop their…
Just over 15% of Australians smoke daily and a further 1.5% smoke each week. Flickr/benessere

Health Check: how harmful is social smoking?

If you only light up when you’re drinking or out with friends, you probably don’t identify as a smoker or consider the health impact of the occasional fag. Social smokers don’t usually smoke every day…
While a flinch, or a grimace may provide us with clues, ultimately we only know that someone’s in pain if they tell us. the italian voice/Flickr

Understanding pain: can the brain provide all the answers?

We now know that there’s much more to pain than simply what is happening in the painful body part, and attention has turned to the role of the brain. But not even this mysterious organ can tell us everything…
Clinical depression is distinguished severity, duration, persistence, and recurrence. darcyadelaide/flickr

Feeling down: when does a mood become a disorder?

We’ve all felt sad, anxious or down at one time or another, but where does the normal experience of emotion end and the clinical picture of a mood or anxiety disorder begin? Psychiatry has two widely used…
Mindfulness essentially involves the passive observation of internal and external stimuli without mental reaction. Image from shutterstock.com

Meditation, mindfulness and mind-emptiness

Ever been unable to sleep because you can’t switch off that stream of thoughts that seems to flow incessantly, mercilessly through your head? When your mental noise distracts you from the task at hand…
Being tired is linked to eating unhealthy foods that may cause weight gain. Shuttershock

Does a bad night’s sleep make you likely to overeat?

Few people would argue with the idea that sleep is good for us, but not many of us know that a lack of sleep can cause weight gain. The health benefits of sleep are extremely well-documented. It provides…
Psychological detachment can help you recover from work related stress. Flickr/Stuart Pilbrow

Overworked? Good habits, not holidays, are the answer

Research has shown that the benefits of a holiday tend to last only two to four weeks. After that, you’re left just as burned out as you were before your holiday.
The long-term decline in butter sales has reversed in recent years despite the continued promotion of margarine as a healthy spread. penguincakes/Flickr

What the margarine vs butter argument says about nutrition

Margarine has been the chameleon of manufactured food products, able to transform its nutritional appearance, adapt to changing nutritional fads, and charm unwitting nutrition experts and nutrition-conscious…
Pets can also provide their owners with social support, acting as a friend and confidante. Crashing Waves/flickr

Why science can’t really tell us whether pets are good for health

Links between human health and pet ownership are of widespread community interest but there’s little clarity about the issue in scientific circles. It is relatively safe to say that pets can be good for…
Urban areas have historically been the winners in terms of heavy drinking but the picture has changes. Brian/Flickr

We drink in the town and country, but who drinks more?

So you’re back from up the country, Mister Lawson, where you went, And you’re cursing all the business in a bitter discontent; Well, we grieve to disappoint you, and it makes us sad to hear, That it wasn’t…
Nymphomania is in the eye of the beholder. Flickr/Orofacial

What makes a woman a nymphomaniac?

A woman masturbates, has erotic feelings towards numerous men and women, and an “excessive” desire for sex. Is she a nymphomaniac? Filmmaker Lars von Trier is reigniting debate on the subject with his…
Peter Dutton replaced Tanya Plibersek as minister for health. AAP/Penny Bradfield

2013, the year that was: Health + Medicine

The first election year since the launch of The Conversation didn’t have a massive impact on the Health + Medicine page. Sure, we ran quite a few stories on the subject and some of them were avidly read…
The cost of fresh fruit and vegetables soars in rural areas. Flickr/ Family O'Abé

Rural Australians are missing out on affordable fresh food

Would you pay A$9 for six mushrooms in inner-city Melbourne? Or A$4.50 for one small piece of broccoli or cauliflower in Sydney? Probably not – but this is what rural Australians are being asked to fork…
Before a new drug can be tested in humans it must undergo comprehensive preclinical screening and testing. Flickr / SandiaLabs

Where’s my cure for cancer?

It seems that every week a major breakthrough in the understanding of cancer is announced in the media. So where are all the drugs that should flow from these discoveries? Unfortunately, the road from…
Lowering insulin doses can have dangerous effects on the body. Jill A Brown

Diabulimia: health versus body image in type 1 diabetes

Many people around the world take insulin injections to manage their type 1 diabetes. Although it’s essential for their health, some dangerously manipulate their treatment to lose weight. Insulin is a…
It’s hardly surprising the Coalition would baulk at costly regulation in the gambling industry. Flickr/Marionzetta

Coalition must pre-commit to addressing problem gambling

The future of Australia’s pokies pre-commitment scheme – which enables players to set a limit on how much they’re prepared to lose – is in doubt, with Labor likely to support the Coalition’s move to repeal…
Everything provided under the NDIS already has to meet the test of being ‘reasonable and necessary’. Image from shutterstock.com

Disability funding is no charity – it’s an investment

Treasurer Joe Hockey warned earlier this week of a “massive blowout” in the National Disability Insurance Scheme (NDIS) if the system wasn’t made more efficient. This follows subtle re-positioning of the…
People living in the remote communities face system failures in health care, disability services, housing and infrastructure. Flickr/publik

Why Indigenous Australians need a properly funded NDIS

The National Disability Insurance Scheme (NDIS) presents an overwhelming opportunity to revolutionise the care and support given to Indigenous people. But the equity of the scheme is already at risk, with…
Licensing authorities place the onus on drivers to report any medical conditions that might affect their driving. Image from shutterstock.com

Doctors shouldn’t be forced to dob in unfit drivers

Few states mandate that doctors or other health professionals must report unfit drivers to licensing authorities – and for good reason. Driving is an everyday practice for many Australians, but that doesn’t…
Some people use steroids to enhance their physical appearance, others to boost their sporting or work performance. Flickr/Istolethetv

Clean syringe programs must also cater for steroid users

The use of performance- and image-enhancing drugs such as steroids is on the rise in Australia, with more users accessing sterile injecting equipment from needle and syringe programs (NSPs). Between 1995…