Shock in Legs or Hands While Sleeping? Know About Periodic Limb Movement Disorder and its treatment Do you often feel sudden jerks, shocks, or twitching in your legs or hands while sleeping? This may be due to a condition called Periodic Limb Movement Disorder (PLMD) — a neurological sleep disorder that causes repetitive movements during sleep. In this video, Dr Satyakam Mohapatra explains in simple language: ⚡ What causes shocks or leg movements at night 😴 How PLMD affects your sleep and daily