Wearing Nike Vaporflys, Eliud Kipchoge ran a marathon under two hours.
There is no question that Kipchoge is a great athlete who has been dominating his sport for some time. However, the latest generation of Nike shoes he was wearing may have partly accounted for his extraordinary feat. The midsoles of the Vaporfly are designed to help athletes run more efficiently and cut their marathon times by 3 to 4%. To ensure fairness in competition, experts are reviewing whether shoe design […]