People complain to me ceaselessly - they can’t get back to sleep. Yet returning to sleep engages the same tools that help you first fall asleep. If sleep is as necessary to life as food, why is ...

Add Yahoo as a preferred source to see more of our stories on Google. You’re absolutely right: Placing your baby on their back is the safest position for sleep. The good news is that, after doctors ...

Lately, I’ve been waking up every night in the middle of the night like clockwork. It’s a bit of a mystery as to why: I haven’t been feeling particularly stressed about anything—not work, not my ...

The following story is excerpted from TIME’s special edition, The Science of Sleep, which is available at Amazon. Anyone who has nodded off on the subway, faked alertness in a meeting at work or ...