Poor sleep isn’t just about not getting enough hours. It’s also about when you sleep, how regular your schedule is, and whether your rest gets interrupted. And according to new research from 88,461 ...

That tendency to stay up late might be affecting more than just your morning mood. Growing research suggests your natural sleep chronotype, whether you’re an early bird or night owl, could ...

A study reveals that stable, moderate sleep patterns are linked to better health in older adults, while inconsistent or short sleep trajectories pose risks to physical, cognitive, and social ...

In the quiet hours when most of the world sleeps, millions of women in their 40s lie awake, staring at the ceiling, their minds racing or their bodies overheating with night sweats. This widespread ...

For the past several years, researchers at the University of Iowa’s Blumberg Lab have been working on a study to observe sleeping patterns in infants. The Blumberg Lab’s research focuses “on the ...

Tsukuba, Japan—Daily sleep and activity are fundamental to both physical and mental health. Although previous studies have largely emphasized quantitative aspects such as sleep duration and physical ...

Every child is different when it comes to how much sleep they need, and when they have it. Some babies sleep a lot, while ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. A restless night may leave you feeling tired ...