how long is the tallest man in the world live for
Robert Wadlow (Born Robert Pershing Wadlow on 22 February 1918  died 15 July 1940) is the tallest person in medical history for whom there is irrefutable evidence. He is often known as the Alton Giant because of his Alton, Illinois hometown. Robert Wadlow reached 8 feet 11.1 inches (272 cm) in height and weighed 490 pounds (220 kg) at his death.