Psychology & Psychiatry

Pot use may change the teenage brain, MRIs show

Smoking pot appears to affect teens' brain development, altering it in ways that could diminish their reasoning, decision-making and memory skills as they age, a new study reports.

Diseases, Conditions, Syndromes

Triage rules needed for health workers

A warning has been issued that Australian health workers face legal risks if they make triage decisions during a disaster—and the COVID-19 pandemic has brought the problem sharply into focus.

Vaccination

Quarter of Europeans have had a Covid-19 jab

A quarter of the European Union's population have received at least one COVID-19 vaccine jab, prompting EU chief Ursula von der Leyen to say the bloc is on track to have 70 percent of adults immunised by late July.

Vaccination

AstraZeneca vaccine benefits increase with age: EMA

The EU's drug watchdog said Friday that a review of AstraZeneca's COVID-19 vaccine found its benefits increase with age and still outweigh the risks for adults despite links to blood clots.

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