Development of equipment for use in sport

No one has ever been able to create a running shoe that can make one run faster, but in other sports the design of equipment has the potential to offer considerable enhancement. Judgement has to be made as to whether such advantage becomes unfair. This article indicates many possible sports in which the equipment plays an important part in the achievement of success, and it provides greater detail in three very different cases: throwing the javelin, the choice of swimsuit, and the use of running prosthetics for the disabled.