REM stands for rapid eye movement — a stage in the sleep cycle when your brain is almost as active as when you’re awake.

Insomnia, undiagnosed sleep disorders, and chronic sleep deprivation can result in a lack of rapid eye movement (REM) sleep. This can seriously affect your quality of life and your overall health.

When we sleep, the body cycles through four different stages of sleep, which are broken down into REM (rapid eye movement) sleep and non-REM sleep, Dr. Andrew Varga, a neuroscientist and physician at ...

A 2023 study found that people over 60 are 27% more likely to develop dementia with a loss of just 1% of deep sleep each year. REM sleep is the third stage of the 90-minute sleep cycle, lasting about ...

A lack of sleep can lead to chronic issues like heart disease ... Sleep trackers are wearable devices that monitor your ...

The researchers concluded that the newborns who saw the gray square needed more REM sleep from the lack of visual stimulation ...

Feeling sleepy and less enthusiastic during the day may indicate a higher risk of developing a syndrome that often leads to ...