A tiny group of people needs far less sleep than the rest of us. Geneticists are finally uncovering the mutations that let ...

Sleep Cycles: One rapid eye movement (REM) stage and three non-REM stages that altogether last about 90 to 120 minutes Benefits: Physical and mental recuperation and memory consolidation Disorders: ...

Nothing soothes the soul like a deep sleep. We all know the feeling: eyelids that refuse to stay open, a yawning mouth that refuses to stay closed, and a scattered mind that refuses to stay focused.

Despite it being late February, our brutal flu season shows no signs of slowing down. So far this year, more than 6,100 Minnesotans have wound up in the hospital with the flu. That's the highest ...

Here’s a fact that might surprise you: we really do not know why we sleep. Of course, we sleep because our bodies demand it; we know we require sleep for our survival. But we’ve yet to discover the ...

Ever wondered how some animals manage to survive without the luxury of a good night's rest while we humans desperately need ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

Diamandis is the founder of the XPRIZE Foundation and Abundance360, and author of Longevity Guidebook: How to Slow, Stop, and Reverse Aging—and NOT Die from Something Stupid Today, at the age of 63, I ...

Ever wonder why you just can't seem to sleep in anymore? Experts reveal the real reason why this happens as we age.

Maybe you have a big report due first thing in the morning. Or you’re trying to deliver a truckload of fish before the wholesale market opens 150 miles away. Whatever the reason, you decide to stifle ...