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

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

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

Taking a nap is a roll of the dice; sometimes, you rise refreshed, and other times, you wake more exhausted than before you ...

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

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

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

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

I spent months testing the Oura Ring, Whoop, Google Pixel Watch, and Ultrahuman Ring AIR so you don’t have to. Here is what I ...

Scientists have uncovered a potential link between delayed REM sleep and Alzheimer's disease. A new study shows that ...

From smart rings to mattress sensors, here are our top picks of the best sleep trackers that reveal what really happens ...