Sleeping jaw tremor may be caused by senile tremor, Parkinson’s disease, basal ganglia lesions, etc., and you should consult a doctor in time to find out the cause of the disease. 1. Geriatric tremor: with age, the function of the nervous system deteriorates, and corresponding symptoms and manifestations may appear, such as brain atrophy, memory loss, tremor, etc., which generally progresses slowly. Therefore, when the old man will have the symptom of chin shaking while sleeping, and there is no other disease and uncomfortable symptoms, consider the possibility of senile tremor. 2. Parkinson’s disease: If the patient suffers from Parkinson’s disease, there will be slow action, early may have poor fine motor skills, walking, swinging arm movement amplitude is reduced, and static tremor, so the symptoms of jaw tremor can occur during sleep. 3. Basal ganglia lesions: such as cerebrovascular disease, poisoning, metabolic disorders, can involve the basal ganglia region, which can lead to dystonia, tremor performance, can be manifested as sleeping jaw tremor symptoms. If there is a tremor in the jaw, you should consult a doctor in time, ask the doctor to clarify the cause of the disease, and if necessary, carry out the corresponding examination and treatment.