He Was Suddenly Sick and Shaking Violently. What Was Going On? - The New York Times
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Hypnic Jerks: Why You Twitch When You Sleep | Sleep Foundation
Hi, my 3 MO is shaking his head while in his sleep, felt strange from 2 days. It's very frequent.Attaching video. Is it a growth spurt? Or something to be concerned of?
Hypnic Jerking: The Comprehensive Guide For 2023 - Sleep Advisor
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Why your body jerks before you fall asleep - BBC Future
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Parkinson's disease symptoms and early signs | Parkinson's News Today
Weird Feelings in my Head (Tingly, Brain Zaps, Anxiety) When Falling Asleep - Sleep Advisor