Unusual behavior or actions when sleeping

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Shohei Harase

Medically Reviewed By:

Shohei Harase, MD


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People with these symptoms also use Ubie's symptom checker to find possible causes

  • Abnormal movements while sleeping

  • Are you unable to recall abnormal behaviors or actions that you did while asleep?

  • Abnormal sleep behaviors that happen just before waking up in the morning

  • Banging the head repeatedly into a pillow or mattress when asleep

  • Moving legs eases the unpleasant feeling of legs temporarily

  • Hearing a loud noise when falling asleep or waking up

  • Have dreams almost immediately after falling asleep

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Content updated on May 23, 2022

Related Serious Diseases

  • Sleep-related rhythmic movement disorder

    Sleep-related rhythmic movement disorder (RMD) involves rhythmic, repeated body movements while drowsy or asleep. Loud humming or other sounds are sometimes made along with the body motions. It is common in babies and children. The exact cause is unknown, but is seen in children and adults who are not in perfect health. Rare causes include head injury, stress, and infection of the brain.

Questions your doctor may ask about this symptom

Your doctor may ask these questions to check for this symptom

  • Do you have unusual behaviors or actions when sleeping?

  • Do you talk loudly in your sleep?

  • Do you bend and straighten your knees often when sleeping?

  • Do your abnormal sleep behaviors happen together with nightmares?

  • Do you punch or strike out with your fists while asleep?

Other Related Symptoms

Similar symptoms or complaints

  • Involuntary muscle jerks

  • Having trance like seizure

  • Blank out or stare into space for a few seconds

  • Convulsions on the face

Shohei Harase

Medically Reviewed By:

Shohei Harase, MD


in our Medical Expert Team

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Shohei Harase

Shohei Harase, MD


Kameda Medical Center, Japan

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Yu Shirai

Yu Shirai, MD


Yotsuya Yui Clinic, Japan

Yoshinori Abe

Yoshinori Abe, MD

Internal medicine

Co-founder of Ubie, Inc.

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Rohini R, MD

Ear, nose, throat (ENT)

Bayshore Health Centre, India

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Seiji Kanazawa, MD, PHD

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National Center for Child Health and Development, Japan

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