Female athlete running from starting blocks

Female athlete in starting blocks on a running track

Group of male athletes in starting blocks on a running track

Male athlete in starting blocks on a running track

Male athlete in starting blocks on a running track

Man positioning starting blocks on a running track

Male athlete in starting blocks on a running track

Male athlete in starting blocks on a running track

Male athlete in starting blocks on a running track

Male athlete in starting blocks on a running track

Male athlete in starting position on a running track

Athlete with a prosthetic leg standing at the starting line of a race

High angle view of young female athlete running on race track

Studio shot of a male runner preparing to race

Athletes in an athletic ring

A female runner reaching the end of the line

Side profile of two businessmen with a businesswoman at starting positions on a running track

Two roses and petals on the floor (composite)

Female athletes with feet in starting blocks on a running track