We ask an expert why REM sleep is so important, what happens if we don't get enough of it and how to get more REM sleep.

meaning only our eyes can move during this stage of sleep. As part of a full night’s rest, we cycle through four stages of sleep several times. This includes three stages of non-REM sleep and ...

REM sleep goes even deeper into brain recovery, dreaming and processing memories and emotions. This is the sleep stage in ...

A delay in getting to the rapid eye movement (REM) stage of sleep may be linked to Alzheimer's disease and related dementias, ...

However, some research suggests that poor sleep could raise your risk of Alzheimer’s. A study published in November found ...

Taking longer to enter the dream phase can disrupt the ability to consolidate memories and interfere with emotion regulation.

which can examine brain waves and other physical functions like eye movement and breathing during sleep. Researchers were able to identify when participants’ REM sleep occurred. Researchers also ...

The function of rapid-eye-movement (REM ... time task during wakefulness were significantly more active during REM sleep in subjects previously trained on the task than in non-trained subjects.

During deep sleep, your body secretes growth hormones ... you'll recognize the darting eyes. Your brain waves in REM sleep are closer to wakefulness than deep sleep, and your breathing becomes ...

which analyses brain waves and other physical functions such as eye movement and breathing during sleep. Through this, scientists were able to determine when participants’ REM sleep occurred.

Researchers have discovered that positive emotions enhance perceptual memories during sleep, particularly in the non-REM stage.