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.

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

When you’re in a period of REM sleep, your eyes will rapidly move from side to side and that’s where the name REM (short for rapid eye movement) comes from. This is because when we fall asleep ...

A multiple sleep latency test (MSLT) is an objective way to measure sleep quality. It helps diagnose narcolepsy and insomnia.

A new study has found that taking longer to reach the rapid eye movement (REM) stage of sleep is linked to a greater risk of ...

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

Taking longer to reach the rapid eye movement (REM) stage of sleep could mean you are more likely to develop dementia.

As we all know, sleep is essential for helping the body to recover, repair itself and function at its best - but one thing ...

Health experts at one of the world's leading institutions have explained how understanding one thing about sleep can transform how you feel when you wake up. Scientists at Harvard Medical School in ...