Background This study investigated whether chronotype (biobehavioral preference for sleep and wake timing) across early adolescence impacts mental health symptoms at age 13–14. This is a relationshi...

Why do some people get drunk more quickly and feel more impaired? Biology and genetics play a role but alcohol’s effects on the brain are complex

“Drink responsibly” messages have not stopped risky drinking. Some say we need cancer warnings on wine bottles and beer cans like we do on cigarette packs.