What is a sleep study? A sleep study, also known as a polysomnogram, is a diagnostic test that monitors various body functions while a person is asleep. It is most commonly used to diagnose sleep ...

If you regularly have a hard time getting restful sleep, you may need a sleep study. Also called polysomnography, a sleep study is a test that's used to diagnose sleep disorders. The good news? A ...

Sleep has emerged as the most important factor for life expectancy bar smoking in a new study from Oregon Health & Science ...

This story was featured in The Must Read, a newsletter in which our editors recommend one can’t-miss story every weekday. Sign up here to get it in your inbox. For most of my adult life, I’ve been ...

A tiny group of people needs far less sleep than the rest of us. Geneticists are finally uncovering the mutations that let their brains break the rules.

A new global study suggests prioritizing sleep may be more crucial than exercise for daily activity. Research found good sleep quality significantly b ...

A new pilot study suggests having sex before bed could help you sleep better. This isn't the first study to link sex before bed to better sleep. Sex creates a surge of oxytocin, which is a natural ...

Getting enough sleep and staying active are two of the most important things we can do for our health, but new research shows that most people struggle to achieve both, and that sleep may hold the key ...

Naturepedic reports that cozy environments are linked to better sleep; many Americans wish to enhance their winter comfort ...