Illegal opioids can create substantial harms, but the extent of those harms depends on multiple factors, including the amount consumed. In a new study, researchers assessed whether opioid consumption intensity varies appreciably over time or context. They found that intensity—as opposed to prevalence—of illegal opioid use varies enormously. These findings have implications for drug treatment and policy.

The stigma of having alopecia causes more depression and anxiety than the disease itself.

Yoga, Tai Chi, walking and jogging may be the best forms of exercise to improve sleep quality and ease insomnia, suggest the findings of a comparative pooled data analysis published in the online journal BMJ Evidence Based Medicine.

Medical tourism for bariatric and weight reduction surgery needs urgent regulation to protect recipients’ health, especially as the data show that tourist numbers are increasing despite the advent of weight loss drugs, say experts in a commentary published online in BMJ Global Health.

After 30 years of health improvements around the world, funding cuts to global health could put lifesaving health care at risk between now and 2030, according to the latest annual report, Financing Global Health (FGH), released today by the Institute for Health Metrics and Evaluation (IHME) at the University of Washington School of Medicine in Seattle.

The first of its kind, a new adhesive for wearable medical devices could offer relief for allergy-prone skin.