Night sweats are mostly a pathological condition and rarely physiological. Some people sweat profusely at night, which seriously interferes with normal sleep. Then we would not only wonder what night sweats are really about. What can be done to avoid this phenomenon. The medical term for sweating in the waking state is “spontaneous sweating”; the term for sweating during sleep is “night sweating”. Night sweats is the name of a medical condition in Chinese medicine, characterized by abnormal sweating after going to sleep and sweating out immediately after waking up. There are physiological and pathological night sweats. 1, physiological night sweats, children’s skin is very young and tender, contains more water, capillary rich, metabolism is vigorous, plant nerve regulation function is not yet sound, easy to sweat when the activity. Children can sweat more within the first 2 hours after going to sleep if they have too much activity or eaten before going to sleep. 2, tuberculosis infection patients are often accompanied by general weakness or wasting, sweating at night in bed. 3, and sleep environment such as air circulation conditions, the thickness of the bedding and ventilation, etc.. 4, endocrine disorders, such as patients with diabetes, hyperthyroidism, as well as people with mental disorders, autonomic nerve and other dysfunctions, may also sweat a lot at night. 5, the nightmare factor, when sleeping at night, a nightmare or a dream that makes people excited, a nervousness is easy to sweat, this dream is easy to find after waking up. 6, sweating at night can also be due to qi and blood deficiency, if the qi and blood deficiency, poor physique, will cause night sweats, but also the face is not flashy, limbs tired, dizziness and palpitations symptoms. 7, other disease reactions such as hypertension, endocarditis or malignant tumors such as lymphoma can also cause night sweating at night, which is caused by disease stimulation of the nervous system, making certain nerve dysregulation, and causing night sweating at night. These factors are the most common causes of night sweats, once the frequent occurrence of night sweats, it is necessary to find out the specific causes of night sweats as soon as possible, so as to target the treatment of the treatment. In the drug treatment at the same time, should strengthen the necessary physical exercise, to develop a regular habit of life, pay attention to the combination of work and rest. The actual sweat gland is a very important part of the body’s health, and the sweat gland’s secretion function is firmly restored on the basis of the body’s health.