A little-known and poorly understood sleep disorder that occurs during the rapid eye movement, or REM, stage of sleep has been garnering attention for its role in foreshadowing neurodegenerative brain ...

What is REM sleep disorder? REM sleep disorder (RBD) is a type of parasomnia associated with synucleinopathies ––a diverse group of neurodegenerative disorders thought to share a common pathologic ...

More than 50 million Americans have a sleep disorder. Insomnia is the most common sleep disorder. Sleep apnea can cause breathing to stop 30 or more times in one hour. More than 50 million Americans ...

Past age 50, men are much more likely to have REM sleep behavior disorder than women. Jose Luis Pelaez/Stone via Getty Images Every night, you go through four to five sleep cycles. Each cycle, lasting ...

Pink noise combined with aircraft noise interfered with both deep and REM sleep, and time awake was about 15 minutes longer, ...

Pink noise, a staticky sound that’s supposed to help people fall asleep, may actually worsen your rest, a new study found.

Sound machines may not be the sleep saviors many believe. Researchers found that pink noise significantly reduced REM sleep, ...

Pink noise—often used to promote sleep—may reduce restorative REM sleep and interfere with sleep recovery. In contrast, ...

Add Yahoo as a preferred source to see more of our stories on Google. Past age 50, men are much more likely to have REM sleep behavior disorder than women. Jose Luis Pelaez/Stone via Getty Images ...