REM stages and one REM stage. Ideally, you repeatedly cycle through each stage. Learn how long each stage lasts.

People who spend more time looking at a screen in bed are more likely to report insomnia and sleep loss, a study has found. The research is based on a Norwegian survey of more than 45,000 students. It ...

“Avoid screens before bed” is one of the most common pieces of sleep advice. But what if the real problem isn’t screen time − ...

April Theory is the notion that this springtime month is perfect for setting goals and making a fresh start. The theory goes ...

If you often feel low on energy, one of the first things you should ask yourself is how much sleep you're getting. Good sleep ...

— The best sleep environment is a cool, dark, quiet room. In noisy households, earplugs and a sleep mask can help. If a ...

Research has found that bad sleep could lead to numerous health problems, including heart disease. Here are recommendations ...

A new study has found that people who spend time on their devices in bed are likely to suffer from sleep loss and insomnia.

A vast majority of Americans wake up regularly during the night, according to a U.S. News survey. Sleep expert Wendy Troxel ...

Around 70% of college students report getting less than eight hours of sleep a night. With looming deadlines, buzzing social ...