The BCG vaccine is a vaccine against tuberculosis (TB). It is named after its inventors, Albert Calmette and Camille Guérin. The vaccine is made from a weakened strain of TB bacteria. When injected into the skin, the vaccine helps the body develop immunity to TB. The BCG vaccine is not widely used in the United […]
What is tuberculosis (TB)? Tuberculosis (TB) is an infectious disease caused by bacteria called Mycobacterium tuberculosis. The bacteria usually attack the lungs, but they can also affect other parts of the body, such as the brain, kidneys, and spine. How is TB spread? TB is spread through the air when a person with active TB […]