Fit & Proper: Let's look at the five crucial facts about tuberculosis

World Tuberculosis Day is a good time to talk about the disease that infected 2.2 million people in India in 2011 out of the 9.6 million cases globally (World Health Organization figure). TB is caused by a type of air-borne bacteria that mainly attacks and infects the lungs. It can also spread to other parts of the body, such as brain, spine and kidneys. Let’s look at the five crucial facts about it.

It can happen to anyone

TB is usually spread through air when someone with untreated TB coughs, sneezes, talks or comes in close contact with healthy people