A new study has found evidence that exercise produces a hormone that helps protect against Alzheimer's disease. [ + ]

The practice of 2-hourly repositioning of residents in aged-care facilities to prevent bedsores is ineffective and could be an unintentional form of abuse. [ + ]

Double the number of Australians are dying from opioid addiction than heroin. A new opioid prescription guide for medical practitioners seeks to address this. [ + ]

The Power Threat Meaning Framework is an alternative diagnostic tool, focusing on the impact of power on us all — including trauma victims.  [ + ]

Study author calls for increased emotional support for women who've had emergency caesarians to reduce the risk of postnatal depression. [ + ]

Painkillers such as aspirin and ibuprofen have been found to significantly improve survival rates for head or neck cancer patients with the PIK3CA mutation. [ + ]

Vic doctors who consciensciously object to abortion and don't recommend their patient to another doctor are breaking the law — and risking patient health. [ + ]

A new study has found that, while basic hygiene standards were high, hand hygiene standards practised by paramedics appear to be "remarkably low". [ + ]

A new technique, supported by artificial intelligence, supports the instant and early diagnosis of one of the top causes of blindness. [ + ]

A record-breaking increase in organ donation registration has seen more lives saved via transplants and placed Australia in the top 15 for organ donation. [ + ]

Delaying a newborn's first bath by 12 hours may significantly improve breastfeeding exclusivity, and make it easier for the baby to latch. [ + ]

For those who've inherited Alzheimer's disease genes, a simple blood test will identify if they have the disease — 16 years before symptoms show. [ + ]

A new study has found that, despite humans having hundreds of facial expressions, only 35 are universally recognised. [ + ]

Australia has among the highest food allergy rates in the world. To reduce allergy risk, experts recommend giving infants peanuts and eggs before they turn one. [ + ]

Australian researchers found nicotine in six varieties of 'nicotine-free' e-cigarette liquids bought online and over the counter from Australian suppliers. [ + ]