This document provides information about tuberculosis (TB) in 3 paragraphs. It begins by defining TB as an infectious disease caused by the bacterium Mycobacterium tuberculosis which causes small swellings in the lungs. It then discusses the main symptoms of TB which include fever, weakness, weight loss, and night sweats. It further explains there are two types - pulmonary TB which is transmitted through the air when someone with TB coughs or sneezes, and extrapulmonary TB. The document concludes by outlining groups at high risk of TB infection and two approaches to control the disease through identifying and treating infections using antibiotics and vaccinating children with the BCG vaccine.