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.

The locus coeruleus is emerging as a major new area of research interest, with many important functions such as regulating ...

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

Prolonged rapid eye movement sleep latency may be an early indicator of Alzheimer’s disease and related dementias, according ...

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

When I was a kid, I’d have vivid, intense dreams ― the details of which I’d bother my siblings about for hours. But sometime in my early 20s, they became less common. I reckon I have about three ...

Delayed REM sleep may be linked to a higher risk of Alzheimer’s disease, new research found. Here's how to build a healthy ...

The study, which was published in the journal Alzheimer’s & Dementia on January 27, specifically looked at the relationship between REM sleep and Alzheimer’s disease. But what’s the link ...

I asked Dr. Acostamadiedo what causes night terrors, hallucinations and other parasomnias, to get to the root of my recurring ...

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

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.