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

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

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

Taking too long to enter the phase of sleep in which we dream may be an early sign of Alzheimer's disease. This is the ...

Disrupted sleep and sleep loss interferes with the brain's ability to filter out bad memories, which could contribute to a ...

In fact, it may actually lead to a worse night's sleep overall ... Alcohol delays the first episode of REM sleep – and ...

In fact, it may actually lead to a worse night’s sleep overall ... Alcohol delays the first episode of REM sleep – and ...

The research points to the fact that sleep is crucial for the preservation and strengthening of a free mental state, and its effectiveness directly depends on REM sleep for removing any negative ...

TIME moves at an entirely different speed in the dead of night. Hours can drag on at a glacial pace, and then, all of a ...

A board-certified sleep medicine specialist reviews the history of wearable sleep trackers and explains how clinicians ...

In fact, the team reported that patients with ... Melatonin, for example, is known to increase REM sleep—and has been linked, in mice models, to a reduction in harmful amyloid and tau aggregation.

Shorter naps only include stage-two sleep, which is particularly helpful for alertness and memory, said Sara Mednick, a sleep ...