Common causes of involuntary jaw tremors in the elderly include hyperthyroidism, benign tremor paralysis, and Parkinson’s disease. It is important to take appropriate treatment according to the cause and symptoms. 1. Hyperthyroidism: there may be symptoms such as heartburn, palpitations, sweating, hand tremors, involuntary shaking of the jaw in the elderly, etc. If the thyroid hormone test is abnormal, the diagnosis can be confirmed by thyroid ultrasound, and after the diagnosis of the use of drugs such as methimazole and propylthiouracil according to the instructions of the medical treatment. 2. Benign tremor paralysis: there may be involuntary chin shaking, button button, cup of water and other activities such as the elderly will shake violently, mental relaxation, the shaking can be relieved, there are no other symptoms in addition to the tremor, if it affects the quality of life, you can use the medical advice and guidance of the use of propranolol hydrochloride, alonorol hydrochloride and other drugs to improve the situation. 3. Parkinson’s disease: mostly seen in the elderly, may appear in the elderly jaw involuntary shaking, hand shaking, slow action, muscle tone increased, depression, anxiety and other symptoms. To go to the neurology department in time, after the diagnosis, can be in the doctor’s instructions under the guidance of the use of Medopa and pramipexole hydrochloride and other drugs for treatment. If there are symptoms of involuntary chin shaking in the elderly, it is necessary to go to the hospital in time, after clarifying the cause of the disease, standardized treatment under the guidance of a professional doctor.