Repeated fever does not mean that tuberculosis is very serious, fever is a common symptom of tuberculosis, mainly manifested in prolonged afternoon hot flashes, low-grade fever, coughing, hemoptysis, night sweats, fatigue, weight loss and so on. Tuberculosis is a respiratory infectious disease caused by Mycobacterium tuberculosis infection, simple recurrent fever is only a common symptom, and not be able to determine whether the disease is very serious, but also need to go to the hospital for the appropriate auxiliary examination, combined with the clinical symptoms to be able to determine whether it is very serious. Once diagnosed, you should follow the doctor’s instructions in a timely manner, take the appropriate treatment, mainly choose anti-tuberculosis drug therapy, the use of principle should be early, regular, full, appropriate amount of combined drugs, the whole treatment program can be divided into two stages of strengthening and consolidation.