Malaria

Interestingly Malaria was discovered by Sir Ronald Ross, who was working in Secunderabad in the early 19th century.

Malaria is one of the oldest recorded disease in the world in the 18th century. Italians associated it with "Bad Air" (Mal aria)

Malaria remains the world's most devastating human infection, with 300-500 million clinical cases and 3 million deaths every year.

Paul Muller received a Nobel prize for the discovery of Malaria in 1939.