Rapid Eye Movement (REM) Sleep Behavior Disorder Quiz
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Reviewed By:
Shohei Harase, MD (Neurology)
Dr. Harase spent his junior and senior high school years in Finland and the U.S. After graduating from the University of Washington (Bachelor of Science, Molecular and Cellular Biology), he worked for Apple Japan Inc. before entering the University of the Ryukyus School of Medicine. He completed his residency at Okinawa Prefectural Chubu Hospital, where he received the Best Resident Award in 2016 and 2017. In 2021, he joined the Department of Cerebrovascular Medicine at the National Cerebral and Cardiovascular Center, specializing in hyperacute stroke.
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Learn more about Rapid eye movement (REM) sleep behavior disorder
Content updated on Sep 16, 2022
What is rapid eye movement (REM) sleep behavior disorder?
Rapid eye movement (REM) sleep behavior or dream-enacting behavior is a sleep disorder where a person physically acts out vivid, often unpleasant dreams with shouting, talking, and violent arm and leg movements during REM sleep. REM sleep is a unique phase of sleep characterized by random rapid eye movement, low muscle tone, and vivid dreams.
Symptoms of rapid eye movement (REM) sleep behavior disorder
Abnormal sleep behaviors happen just before waking up in the morning
Abnormal sleep behaviors that happen together with nightmares
Usually able to recall the events in my dreams
Uncontrollable movements that usually happen at night
Light sleeper or easily awoken
Have performed violent actions while asleep
Sleep-talking loudly
Questions your doctor may ask to check for rapid eye movement (REM) sleep behavior disorder
Your doctor may ask these questions to diagnose rapid eye movement (REM) sleep behavior disorder
Do your abnormal sleep behaviors usually happen just before you wake up in the morning?
Do your abnormal sleep behaviors happen together with nightmares?
Are you usually able to recall the events in your dreams?
Do your uncontrollable movements usually happen at night?
Are you a light sleeper or easily awoken?
Treatment for rapid eye movement (REM) sleep behavior disorder
Treatment for REM sleep behavior disorder may include physical safeguards and medications to reduce symptoms. Physical safeguards include padding the floor near the bed, removing dangerous objects from the bedroom, protecting bedroom windows, and so on.
User testimonials
Reviewed By:
Shohei Harase, MD (Neurology)
Dr. Harase spent his junior and senior high school years in Finland and the U.S. After graduating from the University of Washington (Bachelor of Science, Molecular and Cellular Biology), he worked for Apple Japan Inc. before entering the University of the Ryukyus School of Medicine. He completed his residency at Okinawa Prefectural Chubu Hospital, where he received the Best Resident Award in 2016 and 2017. In 2021, he joined the Department of Cerebrovascular Medicine at the National Cerebral and Cardiovascular Center, specializing in hyperacute stroke.
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Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan