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.

Taking longer to get to deep sleep or REM sleep can disrupt memory consolidation and emotional processing, affecting overall ...

Medically reviewed by Sanja Jelic, MD A multiple sleep latency test (MSLT), also known as a daytime nap opportunity study, is ...

A new study showed that people who took longer to enter this dream phase of sleep had higher levels of amyloid beta and tau, ...

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

In the late 1800s scientists began to interrogate the neurological basis of dreams. That changed in Sigmund Freud’s time but ...

There is no definitive explanation for how a dream neurologically transitions from being ordinary to becoming lucid or vivid, ...

Taking longer to drift into the dreaming phase – known as rapid eye movement (REM) sleep – could be an early sign of ...

Keeping up with one hobby may regulate the body's 'circadian rhythm' that governs the sleep-wake cycle, a specialist told the ...

There are tell-tale signs when you don’t get enough REM sleep. It’s the fourth stage of sleep and it’s crucial for processing your daily experiences and banking shorter and longer-term memories.