The causes of total sweating include physiological, as well as pathological, two major aspects. Physiological reasons are mainly due to the developed sweat glands, some people due to more developed sweat glands, after exercise, after eating spicy, stimulating food, the outside environment when the temperature is too high will sweat, is a normal phenomenon, does not affect normal life, can be ignored. Pathological factors are mainly the following: 1, kidney disease; 2, diabetes; 3, hypertension; 4, endocrine disorders; 5, calcium deficiency, potassium deficiency; 6, anemia and other diseases. All of the above can lead to excessive sweating and night sweating. If the excessive sweating is due to pathological factors, timely treatment and treatment. Some people show frequent sweating in the hands and feet locally, called hand and foot hyperhidrosis, mainly related to plant nerve dysfunction, and frequent sweating at night is mostly seen in tuberculosis.