Sleep sweating may be physiological or pathological, such as cardiovascular insufficiency (insufficient blood in the heart), kidney yin deficiency, yin deficiency and fire exuberance (deficiency of yin and essence in the body, resulting in hyperactive fire) may lead to sleep sweating, and you should consult a doctor in time to find out the cause of the disease. 1. Physiological factors: Wearing more clothes when sleeping, or covering too thick bedding, or hot weather, leading to overheating of the body, which in turn leads to sweating in the middle of the night. This is generally a normal physiological phenomenon and does not require special treatment. 2. Pathological factors (1) Cardiovascular insufficiency: it is usually related to the insufficiency of blood biochemistry caused by prolonged illness and weakness. Its main manifestations are sweating in the middle of the night, or accompanied by spontaneous sweating (involuntary sweating during the day, aggravated by the slightest movement of sweating), sometimes panic, poor quality of sleep, mental fatigue, pallor and other symptoms. (2) Kidney Yin Deficiency: Usually related to insufficient yin fluid in the kidneys and loss of moistening. Its main manifestations are sweating in the middle of the night while sleeping, lumbar and knee soreness (a feeling of soreness and weakness in the waist and knees), dizziness, heel pain, and heat in the hands and feet. (3) Yin deficiency and exuberant fire: usually associated with deficiency of yin and blood in the body, loss of nourishment, resulting in internalized heat, often manifested as sweating in the middle of the night, or accompanied by heartburn and insomnia, redness of the face and other symptoms. If there is a case of sleeping sweat, it is recommended to consult a doctor in time, by the doctor to clarify the cause of the disease, to give targeted treatment.