The reason why the body is easy to fire itself belongs to the hot body, coupled with improper diet or emotional upset, external heat and other factors. If itself belongs to the Yin deficiency or damp-heat body, the body has a heat phenomenon exists, then if coupled with improper diet, long-term favorite spicy greasy stimulating products, and then aggravate the body heat potential, resulting in fire and other phenomena. If their own damp-heat or yin deficiency, if long-term emotional imbalance, in the irritability, anxiety, irritability (irritability and sultriness) and other emotions, it is easy to impede the operation of the qi, resulting in stagnation of qi and heat, thus triggering the heat phenomenon, there will also be a phenomenon such as fire. In addition, if the body inadvertently feel the external evil, evil invasion of the muscle surface into the inside, and the body’s own heat potential conjunction, but also prone to fire and other phenomena. So there are a lot of factors that trigger the fire, the specific cause is best through the medical doctor in the professional physician’s identification, through the four diagnosis, to clarify the cause of the disease, timely treatment.