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A member asked:
If a person's hands and legs 'jerk' immediately upon falling asleep, what does it mean?
6 doctors weighed in across 2 answers
It's normal: It's quite normal for the limbs to jerk while falling into a deeper sleep.
Answered 4/12/2018
6.1k views
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Show 2 more comments
Hypnic jerk: It is called a hypnic jerk, and is very common. It is harmless except as you noticed already wakes you up. Some people theorize that being overly tired or stressed tends to bring it on.
Answered 12/20/2012
6.1k views
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