Frequent high fever, usually for the following reasons: First, if from the perspective of Chinese medicine, at this time belongs to the body’s fire is too high, internal fire is usually too high liver fire, heart fire and lung fire. Second, if from the point of view of Western medicine: 1, often high fever because of the body and immunity is too low and low, the infection factors and induced, often due to bacteria, viruses, mycoplasma, fungi and other infections in the body will lead to frequent high fever. 2, non-bacterial and infectious factors, will also lead to frequent high fever, such as the body infected with tuberculin, rheumatism and rheumatoid arthritis, dermatomyositis and Fever can also occur frequently in the presence of endocrine hypermetabolic diseases such as hyperthyroidism and hyperadrenocorticism. 4. Fever can also occur frequently in the presence of extreme immune deficiency in specific diseases such as AIDS, tumors and severe hematologic diseases.