New research technologies are astonishing. Imagine this - you want to wake up an animal so quickly and efficiently you do not change its overall sleep. You can't decrease or shift the amount of REM, ...

Sleep apnea is a common sleep disorder that causes abnormal breathing patterns as you sleep, like pauses in your breath. These interruptions can lead to fragmented sleep, excessive daytime fatigue, ...

Medically reviewed by Smita Patel, DO Key Takeaways Sleepwalking can happen when you're sleep-deprived, sick, or stressed out and can also be a symptom of a condition such as sleep apnea, restless leg ...

A new study analyzing the sleep data of 770 individuals confirms that not everyone’s sleep is the same by developing five general biopsychosocial profiles of sleep. These five profiles—including ...

They sleep in stretches of about two hours in the first week, rising to three and four hours in the weeks afterward This explains why new mothers are exhausted even when they’re getting the ...

COLUMBUS, Ohio – A new study highlights how important uninterrupted sleep is to recovery after a traumatic brain injury, finding that fragmented sleep in injured mice is linked to a loss of ...

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"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: A new study analyzing the sleep data of 770 ...