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 …

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.

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.

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

The tuberculosis (TB) blood test and the TB skin test are the two types of tests for TB infection.

Aug 16, 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.

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 …

Nov 13, 2025 · Tuberculosis (TB) is caused by bacteria (Mycobacterium tuberculosis) that most often affect the lungs. About one-quarter of the world's population has been infected with TB bacteria. In …

NHS information about tuberculosis (TB), including symptoms, when to get medical help, treatments and causes.