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Published on: 6/12/2025

What is RBD sleep disorder and what are its symptoms?

RBD sleep disorder is a condition where people act out their dreams during REM sleep, often with movements or sounds. Symptoms include talking, shouting, or moving violently while asleep.

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Explanation

REM Sleep Behavior Disorder (RBD) is a sleep condition where people act out their dreams during the REM stage of sleep. This happens because the normal muscle paralysis that occurs during REM sleep is absent in people with RBD.

Symptoms of RBD

  • Movements: People may move their arms and legs, sometimes violently.
  • Sounds: Talking, shouting, or even screaming while asleep.
  • Dream Enactment: Actions like punching, kicking, or jumping out of bed that match dream content.

RBD can sometimes be an early sign of certain neurological conditions. If you or someone you know experiences these symptoms, it may be helpful to seek medical advice. For mental health concerns, visit 988lifeline.org.

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