Apr 24, 2025 · Tuberculosis, also called TB, is a serious illness that mainly affects the lungs. The germs that cause tuberculosis are a type of bacteria. Tuberculosis can spread when a person with the …

Jan 17, 2025 · Key points Tuberculosis (TB) is caused by a bacterium called Mycobacterium tuberculosis. Two TB-related conditions exist: inactive TB and active TB disease. Getting tested and …

Tuberculosis spreads through the air when people with active pulmonary TB cough, sneeze, speak, or sing, releasing tiny airborne droplets containing the bacteria.

Aug 15, 2025 · When someone who has TB coughs, sneezes, talks, laughs, or sings, they release tiny droplets that contain the germs. If you breathe in these germs, you can get the disease.

Feb 17, 2025 · Tuberculosis (TB) is an illness caused by a bacterial infection. It commonly affects your lungs, but it can also affect other areas of your body like your spine, brain or kidneys.

Tuberculosis, or TB, is a bacterial infection that usually infects the lungs. Other organs, such as the kidneys, spine, or brain may also be involved. TB is primarily spread from person to person in an …

Mar 24, 2026 · WHO fact sheet on tuberculosis (TB): includes key facts, definition, global impact, treatment, HIV and TB, multidrug-resistant TB and WHO response.