The fictional Will Tripp is white, employed and almost 40. His drug of choice is alcohol, but he is next most likely to smoke marijuana.

Children from disadvantaged homes are far more likely to go through puberty early, which may help explain health problems later in life, an Australian study has found.

• EXCLUSIVE

The man was participating in a PrEPX trial, sparking some concern over resistance.

Australian policy makers turn to the UK for help in tackling stagnating exercise rates.

For 100,000 new parents like Larah James, the joy of having a baby can be lost to perinatal anxiety and depression.

The pressure on Canberra's public hospitals continues to rise, with seven per cent growth in admissions in 2015-16.

NSW government to review the use of restrictive practices by health professionals in hospitals.

• EXCLUSIVE

Experts say the number of potentially fatal mistakes in how child restraints are fitted or installed hasn't improved.

Australian-led clinical study of 5000 premature babies closes a critical knowledge gap.

A damning parliamentary report has not ruled out the possibility that St Vincent's Hospital attempted to cover up the chemotherapy dosing scandal that has embroiled the Sydney institution for almost two years.

Andrew Strong learnt that he was struggling with a malady that has befuddled humans for 2500 years.

• EXCLUSIVE

The data obtained shows high rates of isolation and restraint at Sydney's children's hospitals.

Tracey Trumper could not have afforded a targeted cancer therapy without a fundraising campaign.

Skyrocketing profits for private health insurers have been branded "obscene" by sections of the health industry.

An orthopaedic surgeon says he was not told about a second, secret review into his own performance.

We are consuming 60 per cent more salt than what was previously thought, a new study has found.

Devices to monitor patients' vital signs may be at risk of failing to sound the alarm in emergencies.

Parents pay a high price for home educating children with a disability whose needs are not met by schools.

A weight-loss device described as "medical bulimia" that drains undigested food from the stomach at the press of a button is among an explosion of new treatments for obesity.

An urgent ministerial review of national licensing guidelines is being urged.

Nearly two-thirds of children will outgrow their food allergy by their fourth birthday, but Australia is still the allergy capital of the world, new research shows.

The jury is still out on the Turnbull government's landmark No Jab No Pay policy, with immunisation experts warning targeting vaccine refusers alone may have unintended consequences.

A healthy anaesthetist means a healthier patient, which is why the topic of mental health among this "high-risk" group of doctors is being brought out in the open.

Children as young as 11 should be considered for weight loss surgery, says one Australian doctor.

We all know about the five senses: sight, hearing, touch, taste and smell. Pain psychologist Chris Eccleston argues there are an extra 10 senses that have been neglected by health professionals.

• COMMENT

Tobacco hurts men, alcohol hurts women. Surely that can't be why we're soft on drinkers?

Disturbing footage documents the "horrific" death of a patient in a NSW hospital after she was locked naked and chemically restrained in a seclusion room with no food or water at Lismore Base Hospital.

Women with a particular type of breast implant have a much higher risk of developing a rare form of cancer compared with those who used a different product and researchers think they know why.

Too many surgeons are performing operations that are likely to do more harm than good, a leading surgeon says.