Deep sleep is one of the most essential stages of the sleep cycle, playing a vital role in how well you feel both physically and mentally. Often referred to as slow-wave sleep or delta sleep, this ...

It might be worth working a little bit harder to get that much-desired, but often elusive, good night's sleep. Deep sleep clears the mind of waste just as a "dishwasher" cleans dirty plates and ...

There are many reasons for picking up one of the best Fitbits, and for a lot of people those reasons include being able to track their sleep. Strap a Fitbit smartwatch or tracker to your wrist and ...

Research suggests that both REM (rapid eye movement) and NREM (non-rapid eye movement) stages in the sleep cycle are ...

Immune cells rush to the brain and promote deep sleep after a heart attack, according to a new study involving both mice and humans. This heavy slumber helps recovery by easing inflammation in the ...

If you’ve ever suffered a night of poor sleep—like, you got about three hours less than you wanted—you may have found yourself in a doom spiral, thinking that you’ll never sleep well again (been there ...

Share on Pinterest Research has found that deep sleep is crucial for the formation of memories. Amor Burakova/Stocksy Getting enough sleep is an important part of a person’s overall health. Poor sleep ...

"I can’t fall asleep without a glass of wine." Can you relate? As a sober therapist who quit alcohol after drinking to fall asleep for over a decade, I completely understand. Worrying about lost sleep ...

Don’t sleep on an early bedtime. The average American goes to bed at 11.39 p.m., but one expert says we should be preparing for shut eye hours earlier than that. Nutritionist Kate Booker says the best ...

If you’ve ever suffered a night of poor sleep—like, you got about three hours less than you wanted—you may have found yourself in a doom spiral, thinking that you’ll never sleep well again (been there ...