The reason why a 50-year-old man sweats at the back of the head includes physiological factors and pathological factors, pathological factors such as hyperthyroidism, tuberculosis, etc., and treatment methods such as medication such as anti-thyroid drugs, surgical treatment. 1. Physiological factors: high temperature of the external environment, too thick clothes, long-term mental stress, anxiety and depression, obesity can lead to the symptoms of sweating at the back of the head. Timely adjustment of clothing, active participation in physical exercise, weight loss, and a good routine can effectively alleviate the symptoms. 2. Pathological factors: Hyperthyroidism is often characterized by excessive sweating and hyperactivity due to increased thyroid hormones. Usually use medication, such as formamide imidazole, propranolol, etc., serious condition can be surgically removed diseased tissue. Tuberculosis is a respiratory disease caused by Mycobacterium tuberculosis, which can be characterized by night sweating and fever. It is usually treated with medications, such as isoniazid and rifampicin, which need to be chosen under the guidance of a doctor. There are many causes of sweating in the back of the head of a 50-year-old man, and it is recommended that patients with long-term non-relief should seek timely medical attention to clarify the causes, and actively treat under the guidance of the doctor, and use medication in strict compliance with the doctor’s instructions.