October 17, 2017, 7:18 a.m. by Lloyd Alter
A huge 7-year study finds that it really doesn't matter what you do, but you have to do something.
Why teens who are night owls are more likely to be reckless
September 23, 2017, 1:01 p.m. by Jenn Savedge
For teens, it's as much about when they sleep as how long.
Why are women so underrepresented in research on exercise?
September 1, 2017, 1:49 p.m. by Jenn Savedge
Spoiler: It's because women have periods and that tends to mess up the data.