hypnic jerk

English

Noun

hypnic jerk (plural hypnic jerks)

1. An involuntary twitch which occurs just as a person is beginning to fall asleep, often causing momentary wakefulness.

Synonyms

• hypnagogic jerk
• night start
• sleep start
• sleep twitch

Translations

involuntary twitch which occurs just as a person is beginning to fall asleep

• Chinese:

  Mandarin: 入睡抽動／入睡抽动 (rùshuì chōudòng), 臨睡肌躍症／临睡肌跃症 (línshuì jīyuèzhèng)

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• Finnish: säpsähdys (fi)
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