Cold sweat at night in bed all wet for night sweating (abnormal sweating after going to sleep, waking up after sweating stops) symptoms, generally caused by yin deficiency and fire (Yin essence deficit in the body, the emergence of excessive fire), heart blood deficiency (heart blood deficiency), evil heat and steam and other factors. Yin deficiency and fire: After a certain degree of loss of the body’s yin fluid, it cannot meet the basic needs of the body, while the ability to restrain yang heat decreases, resulting in the body’s yin deficiency and hyperactivity of yang (deficiency of yin fluid and hyperactivity of yang). In turn, there will be a large amount of sweat, hot hands and feet, and even wet all over the body when sleeping at night. Heart-blood deficiency: Excessive exertion, chronic illness and weakness can lead to heart-blood deficiency (cardiac blood insufficiency), which in turn affects the function of the spleen, causing the symptoms of profuse sweating while sleeping. Evil heat and stagnant steam: liver fire or dampness and heat and other evil heat and stagnant steam, will lead to a large amount of sweat out so that the clothes yellow, red face, irritability, bitter taste in the mouth, yellow urine, thin yellow tongue coating and other manifestations. There are a lot of reasons that can cause cold sweat at night, and it is recommended to go to the hospital to avoid delaying the condition.