Verywell Health on MSN1 年
What Is a Hypnic Jerk and What Causes Sleep Starts?
Medically reviewed by Arno Kroner, DAOMA hypnic jerk is a sudden involuntary twitch or muscle contraction that occurs as you ...
WebMD4 年
4 Ways to Keep RLS From Hurting Your Sex Life
It can steal your sleep and make nights less comfortable ... with RLS also have a condition known as periodic limb movement disorder (PLMD) -- involuntary movement of the feet and legs.