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

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

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

If you regularly find yourself staying up until the hours of the morning, read our guide on how to fix your sleep schedule. But for now, here’s our three top tips. Rather than forcing yourself to go ...

Cognitive shuffling is a word-based mental technique designed to help quiet racing thoughts and ease your brain into sleep.

People who spend more time looking at a screen in bed are more likely to report insomnia and sleep loss, a study has found.