In medicine, sweating in the waking state is called spontaneous sweating; sweating during sleep is called night sweating. Night sweating is the name of a disease in traditional Chinese medicine, which is characterized by abnormal sweating after going to sleep, and then sweating after waking up. The word “night sweating” means “stealing”, and ancient physicians used the term “night sweating” to describe this condition, which is characterized by the fact that whenever people go to sleep, or when they close their eyes and go to sleep, the sweat leaks out secretly like a thief. The following diseases are also the causes of sweating all over the body after sleeping: 1, lymphoma Lymphoma is a malignant tumor originating in lymph nodes or lymphatic tissues. Clinical painless, progressive lymph node enlargement as the main manifestation. This disease can occur at any age, but the peak age of onset is 31~40 years old, in which the peak of non-Hodgkin’s lymphoma is slightly shifted forward. The ratio of male to female is 2~3:1. 2. Hyperhidrosis is a disease caused by excessive secretion of sweat glands due to sympathetic over-excitation. Sympathetic nerves dominate the sweating of the whole body. Under normal circumstances, the sympathetic nerve regulates the body temperature by controlling sweating and heat dissipation. In hyperhidrosis, however, the normal control of sweating and flushing is completely lost. Excessive sweating and facial flushing puts the patient in a state of helplessness, agitation or panic every day. 3, cortical hyperhidrosis Cortical hyperhidrosis is a kind of hyperhidrosis, this kind of excessive sweating is related to the activity of the cerebral cortex. Including emotional hyperhidrosis, palmoplantar hyperhidrosis, axillary hyperhidrosis and other diseases with cortical hyperhidrosis. 4.Compensatory hyperhidrosis Compensatory hyperhidrosis (compensatory hyperhidrosis) is due to a certain part of the sweat glands by a certain factor after the loss of cure, another part of the sweat glands to compensate to maintain body temperature. 5, smelly sweat disease smelly sweat disease (bromhidrosis), sweat gland secretion with special odor or salty sweat is decomposed after the release of the odor known as smelly sweat disease. Can be divided into systemic and localized two. Chinese medicine body gas, fox gas and fox odor belongs to the scope of this disease.