Sleep walking remains a mysterious and challenging sleep disorder that can pose serious danger should the sleep walker fall down a flight of stairs or attempt to engage in complex behaviors such as ...

If you ever tried to go to work or school after sleeping only a few hours the night before and had a hard time walking around, there's a reason for that. A new study from MIT has been published ...

(CNN) — If you’re sleep deprived — and who isn’t these days? — you’re probably familiar with the impact on your body and psyche. You’re plagued by sleepiness and yawning, you may suffer headaches, and ...

… but our independent journalism isn’t free to produce. Help us keep it this way with a tax-deductible donation today. Plenty of research suggests that engaging in regular physical activity during the ...