Our joints are capable of making a cacophony of sounds, even more so as we get older. Is it ever a cause for concern? Research shows once more that vaccination protects against long COVID, but the timing of the jab may be important.  Generations of teenagers have found a way to smoke weed — legal or not. So what do we know about the effects on the brain? And the Declaration of Helsinki has turned 60 years old. Are these ethical principles that guide clinical research up to scratch?

Donald Trump's re-election could spell big health policy changes for the United States, including the rolling back of a 20th century intervention.   Also, a major review into how health professionals operate in Australia, and how we can do better.  How checking blood pressure in childhood could prevent heart disease down the line.  Concerns about a common heart procedure. And, the last word on asthma treatment?

Spray-on skin already helps many burns patients, but what about those with deeper burns? Meet the team trialling a technique to grow sheets of replacement skin. Takeaways from the inquiry into Australia's COVID-19 pandemic response, and a dip in childhood vaccination rates. A new gene variant among some First Nations peoples in Oceania that could explain susceptibility to some diseases. And how physiotherapists are helping women who experience pain during or after sex.  

What keeps some people running while others drop off? New data from parkrun groups shows why some keep coming back to jogging. New draft limits on 'forever chemicals' PFAS in Australia's drinking water from national medical research body. Type 2 diabetes incidence seems to be edging down in Australian adults — but this decline isn't the same across all ethnic groups. And juvenile arthritis is as common as type 1 diabetes among children, but diagnosis is much slower and there are vastly...

The ancient practice of blood letting is still a vitally important treatment for some people. But for years that blood was being discarded. The viruses behind the recent burst of infections this Spring, and why your recent blood pressure reading might have been incorrect. Self-harm is on the rise among for young people, a major new report recommends addressing social and cultural contributors to halt this rise. And meet the 'breech whisperer' helping deliver babies in the breech position —...

There are plenty of app games on the market claiming to help kids with ADHD, depression or anxiety, a review examines if they do. MicroRNA researchers have won the 2024 Nobel Prize in Physiology or Medicine. What's the big deal with these tiny molecules? Despite being common, there are few treatments for functional seizures and functional neurological disorder (FND). A new program is changing that. The rate of skin infections in Aboriginal children living in remote communities has halved...

There's long been an assumed link between ADHD and dyslexia, and now a study has looked at the genes of thousands of people to find the overlap.  Radon is a naturally occurring gas that can be found in homes and workplaces. Researchers have looked at a potential link between domestic levels of radon and childhood leukaemia. Can period-tracking apps be trusted to give you information about your fertility? And science fiction is becoming science fact in the field of brain-computer interfaces. 

There are areas known as 'Blue Zones' where people were thought to live very long lives.  It was thought to have something to do with lifestyles in these spots, but one demographer has debunked the entire notion.  Also, we discuss the best way to maintain weight loss in adolescents with weight-related health problems.  How to screen for prostate cancer better, with fewer false alarms. And a new protocol that could reduce the toxicity of Hodgkin lymphoma treatment. 

The government bans life insurers from using genetic testing results to demand higher premiums.  Inflammation in childhood is linked to metabolic disorders and mental illness in later life.  Australian invention could revolutionise X-ray market.  And COVID antiviral gets put to the test. 

A scientist carbon dated his own kidney stone to better understand the mysterious, and painful, formations.  How a new approach could curb the biggest killer of young people.  The Ebola vaccine is put to the test. And diabetes drugs now available for weight loss prescriptions in Australia. 

You hear a lot about the dangers of concussion in sport, but maybe sport can actually mitigate the harms of concussion. We navigate the link between tablet use in children and angry outbursts.  How erectile dysfunction and other issues below the belt can be indicators of problems above the belt. And did Australian supermodel Elle MacPherson really beat cancer without treatment? 

Most people struggling with insomnia at least once in their life, and for some it's a long-term struggle. Can an app help with treatment? We give an update on all things COVID-19, including the latest research on vaccine effects.  How parents, childcare centres and policymakers can keep children safe from toxins.  And how accurate are food tracking apps, especially when it comes to complex meals?

Tips on how to fend off the behavioural problems and cognitive troubles that come with too much screen time, too young.  What a new paper has to say about semaglutide and suicidal ideation, plus promising results from a trial of antibiotics in sub-Saharan Africa.  What dietitians can do to help drive down the rising rate of obesity.  And a rare inner ear condition that could benefit from developments in gene therapy. 

We know a varied diet of veggies is good for our microbiome, but what about a varied environment?  Where we spend our time also influences the good bacteria in our bodies. Also, we take a look at the mpox outbreak that's now a cause of international concern.  And why surgeons don't want you to get knee surgery if you've got osteoarthritis.  

The Olympics has reignited a century-old debate about sex categories in sport — and what happens when policy doesn't align with biology.  A look at the Legionnaires' disease outbreak in Melbourne. Also, a response to union calls for reproductive leave to support women going through menopause.  Why people with type 1 and type 2 diabetes are at an increased risk of severe injuries.  And the history of Hepatitis E, which one expert says Australia needs to take more seriously. 

Marketing of anti-Mullerian hormone (AMH) tests could be exploiting the anxiety women might feel about their fertility.  An update on influenza, COVID-19 and whooping cough in Australia.  Two more risk factors for dementia have been identified — what are the implications for preventing cognitive decline? And what impact does a double mastectomy have on breast cancer recurrence and deaths?

Research is clear on the benefits of exercise for certain types of pain, including for pain associated with cancer treatment. A running group is putting this into practice.  An update on mammal-to-mammal transmission of bird flu, and a check in with a major AIDS conference.  Also, do we need to reconsider regulations around cigarettes in the wake of a crackdown on vaping? And heart attacks in young women can have a major psychological impact — especially when the person had no known risk...

Adolescence is a stressful time. Researchers have been investigating simple ways to help improve teen mental health. The US president tests positive for COVID, plus the results of a large study into COVID vaccines and pregnancy. Asthma action plans to help manage the condition. How reminiscing about the past can improve wellbeing in the present. And why you should stick to soap and water if there's gastro about.  

Sex tech is giving people with disability better access to their own bodies. What Australia is doing to prepare for the migration of birds that could be carrying a potentially catastrophic strain of avian influenza.  The argument for a sugar tax gets stronger, thanks to more evidence from countries that already have one.  And in the last 50 years of Aboriginal alcohol programs, what has worked? Plus a special NAIDOC issue of the Medical Journal of Australia.   

Clarity on vaping changes and a look at the national diabetes inquiry. It turns out Australians are getting close to half of their energy needs from ultra-processed foods which can increase the risk of chronic disease Experts believe seasonal depression is more common in Australia than once thought. New research shows Indigenous Australians with hearing loss aren't getting the care they need.  

Is it 10 thousand steps or 30mins? How advice on regular exercise varies. What's being done in response to medication shortages. Deprescribing is when you wean off a prescription medication you no longer need, but it needs to be done safely, and it can be difficult to find the right advice. Experts want women to know they don't have to suffer through heavy periods. And when all the tests come back negative, initially it's a weight off your mind, but then you start to wonder, 'what the...

Take a look at changing teaching methods in the classroom, and why that matters for future health. Australian researchers are developing a new drug to fight the potentially deadly condition of sepsis. Could a common drug be used to treat macular degeneration? And what effect does space travel have on ageing?

A comprehensive review has delved into the current research into zinc supplements and their effectiveness. Research has shown that people experiencing chronic pain see the world as a harsher place – distances are longer and hills are steeper. We blink more than we need to, and scientists have been trying to find out why. And, sharing memories of Michael Mosley.

Many people with migraines suffer in the dark for years before they find the right treatment, but one neurologist has suggested a framework to ease the pain.  What's happening at the cellular level when an ageing brain is exposed to exercise? At least through the microscope, it looks like rejuvenation.