The CDC says a third of adults, a third of children and a stunning 77 percent of teens aren’t getting enough sleep.

Sleep is a universal biological state that allows all animals, from mammals to amphibians, fish and even insects, to restore ...

Corals may look still, but they follow a daily sleep cycle. New research shows why corals rest at night while their microbes ...

Sleep looks peaceful on the outside, but inside the brain, it is anything but ...

Sleep is more than just resting your body after a long day. The timing of when you sleep can directly affect your energy, ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images If you struggle to fall asleep or wake up feeling groggy, an out-of-sync ...

Being a night owl can be bad for your heart. That's according to a study showing night owls had poorer overall cardiovascular ...

These days, everyone seems obsessed with sleep. But there's a good reason for the obsession, as a new study proves. The study, published in Health Data Science, shows that how we sleep can have a huge ...

We often think of sleep as the gas that keeps us running. We refuel at night — or whenever we can — run around all day until our tanks are empty, and then do it all over again the next day. But some ...