Jerks of the legs/arms at the beginning of the sleep can be called hypnic jerks or sleep starts, they occur while falling asleep. They r usually harmless and a common condition. Sometimes stress or physical exhaustion can increase it. Mimics: Below are few common conditions which can mimic the above said symptoms Seizures: Constant jerking of one or more limbs Restless leg syndrome: Constant unpleasant sensation in legs which improves with leg movement.

Please consult for proper history taking and examination and then we can come to a diagnosis and management plan