Tuberculosis
Tuberculosis is an infectious bacterial disease that mainly affects the lungs.
Written by
Kabir Reddy
First written 8 Jan 2026
Human edits 0
Read 0 times
Tuberculosis (TB) is an infectious disease caused by bacteria that most often affects the lungs. It spreads through the air when an infected person coughs or sneezes.
Symptoms
Common symptoms include a long-lasting cough, fever, night sweats and weight loss. Untreated TB can be fatal.
Treatment
TB is treated with a course of antibiotics taken over several months. It remains a major health challenge in many countries, and vaccination (BCG) helps protect children.
Frequently asked questions
What is tuberculosis?
An infectious bacterial disease that mainly affects the lungs.
How is tuberculosis treated?
With a months-long course of antibiotics.