Adults — especially women — who stay up late have a worse cardiovascular health score and a higher risk of heart attack or stroke, according to a new study.

There are very few things that keep a spry 20-something down, but an 8 a.m. class is one of them. Keep from drooling all over your coursework by learning how to stay awake in class. And no, mainlining ...

Adults who naturally stay up late tend to have poorer heart health profiles than people with typical or early sleep-wake ...