No cough without sputum may get tuberculosis. When the human lungs are infected by Mycobacterium tuberculosis and suffer from tuberculosis, due to the mild degree of infection in some patients, and the patient’s body resistance, belonging to the stronger adolescents, the resistance to Mycobacterium tuberculosis is strong, the lungs have a mild severe reaction, and may not appear coughing, coughing up sputum symptoms, such patients are called asymptomatic carriers. So no cough without sputum may get TB. For such asymptomatic infected people should also do a good job of personal isolation measures, avoid sharing tableware with others, resulting in cross-infection, but also need to go to the hospital in a timely manner, under the guidance of the doctor to carry out regular treatment, to avoid Mycobacterium tuberculosis continue to attack the human body, accelerating the condition of the disease, endangering the health of human beings.