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Published on: 11/20/2025

Do people with REM Sleep Behavior Disorder (RBD) experience daytime fatigue?

Yes, people with REM Sleep Behavior Disorder (RBD) can experience daytime fatigue or sleepiness.

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Explanation

REM Sleep Behavior Disorder (RBD) is a condition where people act out their dreams while sleeping. This can lead to poor sleep quality at night. When sleep is not restful, it can make people feel tired during the day.

Why Does This Happen?

  • Interrupted Sleep: People with RBD have disrupted sleep because their muscles do not relax properly during REM sleep, the stage of sleep when most dreaming occurs.
  • Daytime Sleepiness: Poor sleep at night can lead to feeling very sleepy during the day, also known as excessive daytime sleepiness.

What the Studies Say

  • Study 1: Found that people with RBD often have excessive daytime sleepiness.
  • Study 2: Discussed how RBD is common in people with Parkinson's disease, who also experience daytime sleepiness.
  • Study 3: Looked at how sleep disorders can lead to feeling tired during the day.

If you or someone you know is experiencing these symptoms, it's important to reach out to a healthcare provider for proper evaluation and management. For mental health concerns, visit 988lifeline.org.

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