Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Sleep also enables the body ...

When you wake in the middle of the night and then fall asleep again, the body briefly shifts out of its normal sleep ...

Researchers at the University of Lausanne have identified a novel role for the brain's "locus coeruleus" in sleep and its disruptions. This brain region facilitates the transition between NREM and REM ...

Sleep deprivation doesn’t just leave you tired—it might be setting the stage for serious heart problems. While many people view sleep as optional when life gets busy, research increasingly shows that ...

If you have ever woken up in the middle of the night unable to get back to sleep, you know how frustrating that experience can be. Sometimes, you might even find yourself waking up at the same exact ...

The relationship between what we eat and how we sleep extends far beyond simply avoiding coffee before bed. Research consistently shows that dietary choices—both what and when we eat—can significantly ...

Waking up feeling groggy is a pretty lousy way to start the day. Getting more deep sleep can help you feel more refreshed, sure. But exactly how do you do that, especially if youre a notorious ...

“Sorrow can be alleviated by good sleep, a bath, and a glass of wine.” —Thomas Aquinas Getting enough restful sleep is not a basic luxury, it is a biologic necessity. Sleep is far more than about ...

When a person is asleep, their core body temperature drops. Heart rate and breathing also slow down and overall metabolic activity decreases by about 10%. A sleeping body may seem inactive at first ...