Many of the world’s great sprinters have flat feet. In the 1964 Tokyo Olympics, Bob Hayes tied the world record when he won the 100 meter dash, and five days later, he ran the anchor leg in the finals of the Olympic 400 meter relay. He took the baton with the US team in fifth place and he passed Jamaica, then Russia, then Poland and then France to run his 100 meters in an incredible 8.6 seconds, the fastest of all time. The next day, several newspapers reported that Hayes was the world’s fastest human in spite of being born with such terrible flat feet that he had to be put in casts to correct them. The newspaper articles should have said that Bob Hayes became the world’s fastest human in spite of ignorant doctors who almost ruined his athletic career by putting him in casts (Cochrane Library, Jan 26, 2022)….