A little-understood sleep disorder affects millions and has clear links to dementia – 4 questions answered
- Written by Anelyssa D'Abreu, Associate Professor of Neurology, University of Virginia
Past age 50, men are much more likely to have REM sleep behavior disorder than women.Jose Luis Pelaez/Stone via Getty ImagesA little-known and poorly understood sleep disorder that occurs during the rapid eye movement, or REM, stage of sleephas been garnering attention for its role in foreshadowing neurodegenerative brain diseases such as Parkinson...

