Significant figures: Is leprosy a disease of the past?

How old is leprosy? No one knows for sure. But researchers believe the earliest evidence of leprosy comes from a 4,000-year-old human skeleton which excavated in Balathal, in Udaipur district of Rajasthan, in 2009. But this 4,000-year-old disease is still encapsulated in many myths and misconceptions.