Dr. Wendy Troxel says permanent daylight saving time is not supported by science and could harm sleep, mental health and ...

Sleep is crucial for heart health and bedtime may also be a factor. This time window for falling asleep was associated with a lower risk of heart disease.

No single food is powerful enough to fix an inability to fall or stay asleep. But one eating pattern shows promise for improving sleep.

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Most of us treat sleep like it’s a simple budget item: we ...

Sleep experts and a new survey show most Americans support ending seasonal clock changes. The call is for permanent standard time — not daylight saving time — because it better matches our biological ...

A new study reveals that people who sleep too little or too long show signs of accelerated biological aging and higher ...

Caffeine is the world’s most widely used stimulant, and plenty of people use it to ward off morning grogginess or simply to ...

Consequently, we humans, as well as all other organisms, developed a circadian rhythm in our physiology and behaviors with ...

Tossing and turning all night can leave anyone feeling exhausted the next day. While it’s easy to blame stress or a bad mattress for poor sleep, the real culprit might be what’s on the dinner plate.

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 ...

Your dreams and sleep quality are linked. Here's what vivid dreams, recurring nightmares and REM cycles are already telling ...