Frigatebirds can remain airborne for days at a time without landing. Here’s how they rest while flying, according to ...

Ever wondered how some animals manage to survive without the luxury of a good night's rest while we humans desperately need our eight hours? The animal kingdom is packed with creatures that seem to ...

A healthy diet and regular exercise have long been staples of weight management. But research shows that the role of sleep, which helps to regulate appetite hormones and calorie intake, is just as ...

One key role of sleep involves cerebrospinal fluid, which surrounds and protects the brain. During sleep, CSF helps remove waste that accumulates during waking hours. In a 2019 study, Lewis and her ...

It is no secret that sleeping is one of the most important things you can do for your health. Mountains of research over the past decade demonstrate, time and again, that a decent night’s rest is ...