If you are in a high temperature environment, or eat spicy food, after exercise, or when you are excited, your head will easily sweat profusely, which is generally a normal physiological phenomenon, and there are individual differences in the amount of sweating, which can usually be relieved by itself without special treatment. If the head sweating is frequent and accompanied by other abnormalities, it should be considered pathological, medically known as hyperhidrosis, usually caused by the following factors: 1, hyperthyroidism: due to the patient’s increased metabolic level, the peripheral blood flow increases, which will promote the body to continuously dissipate heat, resulting in the symptoms of excessive head sweating; 2, diabetes: high blood sugar leads to an increased metabolic rate is also one of the reasons for excessive sweating. Diabetes mellitus is characterized by “three more and one less”, and excessive sweating is one of the symptoms. Patients have disorders of glucose metabolism, resulting in disorders of plant nerve function and sympathetic nerve excitation, resulting in increased secretion of sweat glands, followed by moist and sweaty skin, which can also be present in the head; 3. The sweating is paroxysmal and sometimes persistent, but facial flushing or pallor can occur simultaneously during paroxysmal attacks, and symptoms such as panic, hand tremors, and chills in the limbs can also occur. This disease is often accompanied by a significant increase in blood pressure and the resulting headache symptoms; 4, menopause syndrome: women entering menopause, the gradual decline in ovarian function, hormone level disorders, can appear to varying degrees of phytonadic dysfunction, vasodilator dysfunction, resulting in hot flashes, head sweating; 5, rickets: low blood calcium can increase sympathetic excitability, thus prompting increased sweat gland secretion, making the head easy to sweat a lot, this disease can appear special body type. In addition, patients with tuberculosis will have symptoms of low fever in the afternoon, weakness, wasting with night sweats, and also heavy sweating of the head. Patients with frequent sweating are advised to visit a regular hospital in a timely manner so that a diagnosis can be made by a doctor for symptomatic treatment.