A new study drawing from 47 million nights of sleep data has found that a simple sleep behavior rule can extend your life.

Quality sleep doesn't happen on its own. Luckily, you can control the factors that impact your sleep and benefit from better rest.

Shortchanging your sleep makes you feel pretty crummy, but the impact is even worse than you may think. Poor sleep can weaken your immune system, leaving you more susceptible to viruses; it ups your ...

A good resolution for the new year is to cut down on the extra cups of coffee later in the day. Experts recommend having your last cup of coffee around noon or 8 hours before sleep. However, it ...

It may take up to eight weeks of magnesium supplementation to notice a significant improvement in sleep quality. See what factors affect it.

In a world that never seems to sleep, the quest for quality rest has become more urgent than ever. With more than 70 million ...

Sleep apnea — a disorder in which one’s breathing is interrupted for seconds or minutes at a time during sleep — affects people of all ages, genders and body types, according to Dr. Indira ...

A new study analyzed the sleep patterns of jellyfish and sea anemones and found they share some sleep traits with humans. The research could provide insight into the origins and function of sleep.

“[Sleep habits] are important for all brains. They’re especially important for developing brains,” said Dr. Gene Beresin. Mark Herz: This is GBH’s Morning Edition. With summer vacation just around the ...

If you sleep best in a cold room under a big blanket, your personality traits might be more revealing than you think. Here's ...

Pink noise has emerged as a “natural-sounding” alternative to white noise, with plenty of people claiming it’s a better way ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Sleep gadgets for kids can ...