The shaking of the hands is considered to be related to mental factors, hyperthyroidism, hepatic encephalopathy and so on. 1. Psychological factors: Emotional stress and anxiety may lead to abnormal regulation of autonomic nervous function, resulting in shaking hands. 2. Hyperthyroidism: patients with hyperthyroidism have increased secretion of thyroid hormones, and the body is in a highly excited state, which may cause clinical symptoms such as trembling hands, panic and sweating. 3. Hepatic encephalopathy: elevated blood ammonia levels in patients with hepatic encephalopathy may also affect the normal physiological function of the central nervous system, resulting in clinical symptoms such as shaking hands, poor concentration and decreased ability to calculate. Shaking hands may also be related to other causes, it is recommended to go to the hospital as soon as possible, complete the relevant examinations to determine the cause of the disease and receive treatment for the cause.