Fever belongs to the category of traditional Chinese medicine, generally including exogenous fever, internal injury fever. 1. Exogenous fever: generally more rapid onset, the condition is more serious, mainly from the natural world, through the mouth and nose and other ways to invade the human body, the cause of the disease, including the six evils (refers to the wind, cold, summer, dampness, dryness, fire), plague, etc., the patient can be a markedly elevated body temperature, which may be accompanied by chills, redness, irritability, etc., belongs to the Chinese medicine internal medicine one of the six major emergencies. 2. Internal heat disease: mainly including deficiency and dampness, the causes of the disease mainly include stagnation of blood stasis, insufficiency of middle qi (spleen and stomach qi weakness), internal growth of yin fire, deficiency of yin essence, etc. The mechanism of the disease is relatively more complex, and can be triggered by one or more causes at the same time. Different types of fever, its Chinese medicine treatment will also be different, need to formal Chinese medicine practitioners to identify and treat, do not arbitrarily self-judgment treatment.