The duration and quality of sleep are both essential to overall health, experts agree — but when does a focus on getting a good night's sleep turn into a harmful fixation? For some people, checking ...

Are you staying up late to cram for an exam? Are you sleeping in on the weekends after a stressful work week? You may want to rethink your habits, as a new study shows that sleep variability could be ...

PHOENIX - If you live in the Valley, sleeping in the heat can be difficult during the summer months. Sleep is a battle between cortisol that keeps you awake, and melatonin that makes you sleep.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. According to a recent study in the journal ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Chances are, if you’re reading this, you got ...