If you've been looking for a sign to work on your sleep hygiene, this is it. A new study suggests that a particular wave of sleep, called slow-wave sleep, plays an integral role in staving off ...

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The key to keeping your wits about you as you age may lie in shut-eye during midlife. A study found that people over 60 who didn’t get enough slow-wave sleep — the third stage in the human sleep cycle ...

Some animals can sleep with just half their brain at a time. Understanding this phenomenon can help us learn more about human ...

Slow-wave sleep, often called deep sleep, usually lasts between 70 and 90 minutes and occurs during the first hours of the night. In addition to being the type of sleep that makes you wake up feeling ...

Sleep is key to brain and body function, memory, physical performance, preventing chronic disease and improving mental health ...

In a recent study published in JAMA Neurology, researchers investigated whether slow-wave sleep (SWS) proportions reduced as individuals aged and whether intra-individual decreases were linked to ...

Uncontrolled sleep apnea — a disorder in which people stop breathing for 10 seconds or more at a time multiple times a night — may harm future brain health, a new study found. It’s estimated 936 ...

Suppose that your fifth-grader typically goes to bed at 9:30 PM on school nights and gets up at 6:30 AM. Since it often takes a little while to fall asleep after getting into bed, that means 8.5 to ...