Hand shaking in the elderly is usually caused by Parkinson’s or hyperthyroidism and other diseases, and patients are advised to go to the hospital for examination and treatment. 1. Parkinson’s disease: It is a degenerative disease of the nervous system that occurs in middle-aged and elderly people. Symptoms will be manifested as static tremor and motor retardation, smell gradually insensitive, sleep treatment decline and so on. If symptoms appear, it is recommended to go to the hospital as soon as possible for treatment to slow down the progression of the disease and alleviate the symptoms. 2. Hyperthyroidism: symptoms of hand tremor may also occur at the onset of the disease. Loss of weight, stomach heat, excessive sweating are typical symptoms of hyperthyroidism. If left untreated, it will have serious effects on the heart, liver and other systems, as well as various complications, so timely treatment is recommended. Unusual hand shaking can also be a symptom of many diseases in the elderly, such as idiopathic tremor, endocrine diseases, etc. The elderly appearing hand shaking is recommended to seek timely medical treatment to identify the cause of targeted treatment.