The incubation period of tuberculosis mainly depends on the patient’s condition, and its incubation period is different and cannot be generalized. For patients whose lungs are infected with Mycobacterium tuberculosis, the general incubation period is about 4 to 8 weeks, and for patients with chronic episodes of tuberculosis, the incubation period is about three months, and some patients may not develop the disease for the rest of their lives. Tuberculosis is a chronic infectious disease caused by Mycobacterium tuberculosis, which can occur at any time of the year, especially in people aged 15 to 50 years old, with symptoms such as coughing, chest pain, dyspnea and weakness. Tuberculosis is highly contagious, it is recommended to do a good job in life preventive measures, if you feel unwell to go to the hospital in a timely manner for appropriate examination and treatment, to avoid delaying the treatment of the disease.