Head shaking and hand trembling are mainly seen in the following diseases: 1. For elderly patients who have head shaking and hand trembling, manifesting as resting tremors of the hands accompanied by slowness of action and increased muscle tone, Parkinson’s disease is considered. 2. If the patient has been in a coma for a long time, it may cause abnormal discharge of the cerebral cortex, epileptiform seizures, head shaking and hand trembling. 3, if the adolescent child has head shaking and hand trembling, it may be a patient with tardive dyskinesia, or eccentric throwing disorder, and head shaking and hand trembling may also occur.