or nearly all-out burst of speed, the chief distances being 100, 200, and 400 metres

and 100, 220, and ⚾️ 440 yards.

The course for sprint races is usually marked off in lanes

within which each runner must remain for the ⚾️ entire race. Originally sprinters used a

standing start, but after 1884 sprinters started from a crouched position using a