Light sleep is the beginning of your sleep cycle and your body's way of winding down. Breathing, heart rate and muscle changes prepare your body for the deeper sleep to come. Light sleep is broken ...

A ccording to the Centers for Disease Control and Prevention (CDC), adults should aim for at least seven hours of sleep each ...

If you’ve ever wondered whether deep sleep or REM sleep is “more important,” think of it like comparing cardio to weight training. Both are essential. Both overlap in benefits when done intensely.

REM sleep is essential for short-term resilience and long-term health. Experts share tips for the best way to get more of ...

"I have to get my deep REM sleep," expresses a common confusion about two very different types of sleep. Deep sleep and rapid eye movement (REM) sleep are not the same; they do not even overlap. They ...

Your brain cycles through several stages during sleep, and REM sleep might be the most critical. This mysterious phase, where ...

The average person spends around a third of their life sleeping. Yet as many as 70 million Americans suffer from chronic sleep disorders and wakefulness, studies have found, and tossing and turning at ...

There was a negative association between emotional distress and deep sleep during pregnancy. There was also a positive association between emotional distress and rapid eye movement sleep during ...

The sleep phase metrics will often suggest how rested you feel even with a full night’s sleep—for example, eight hours of ...