Add Yahoo as a preferred source to see more of our stories on Google. Tuberculosis, or TB, is a disease that infects nearly 11 million people worldwide, killing some 1.25 million of them every year, ...

Tuberculosis, or TB, is a disease that infects nearly 11 million people worldwide, killing some 1.25 million of them every year, per data from the World Health Organization. A person infected with the ...