Tuberculosis, or TB, is an infectious bacterial disease caused by Mycobacterium tuberculosis. It may infect any part of the body, but most commonly occurs in the lungs. It is transmitted from person to person via droplets from the throat and lungs of people with the active respiratory disease.
World Tuberculosis Day is an annual observance held on March 24 that is intended to increase global awareness of Tuberculosis. This day is observed to draw the attention of researchers, funding agencies, and the public to the global fight against Tuberculosis. The Theme for World Tuberculosis Day 2014 is 'Reach the three million'.