Why Do We Feel Like Falling and Jerk Awake While We Fall Asleep? (8 Pics)

Posted on Mar 18, 2016

A hypnic jerk, hypnagogic jerk, sleep start, sleep twitch, night start, or jump, is an involuntary twitch which occurs just as a person is beginning to fall asleep, often causing them to suddenly awake for a moment.

1. Physically, Hypnic Jerks Resemble the "Jump" Experienced by a Person When Startled, Sometimes Accompanied by a Falling Sensation

Physically, Hypnic Jerks Resemble the "Jump" Experienced by a Person When Startled, Sometimes Accompanied by a Falling Sensation
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Why Do We Feel Like Falling and Jerk Awake While We Fall Asleep? (8 Pics)
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