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

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

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, ...

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.

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 ...

All of the participants did a sleep study, as well as scans for biomarkers that indicated Alzheimer’s. The researchers discovered that people who took longer to get to the REM stage of sleep ...

Researchers at the RIKEN Center for Brain Science (CBS) have uncovered how perceptual memories linked to positive emotions, ...

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

All of the participants did a sleep study, as well as scans for biomarkers that indicated Alzheimer’s. The researchers discovered that people who took longer to get to the REM stage of sleep were more ...