I tried the wild Nike heating boots that athletes will wear at the Olympics

It feels like someone is pouring cold water on my shoulder.  I’m in Nike’s Beaverton headquarters, exploring a room full of its Olympics innovations. Alongside Nike’s new breaking gear, I see a vest and a pair of boots that will debut on some athletes at the Paris Olympic Games. Nike is a company known for performance on the field or court, but these innovations are their attempt to expand their purview into athlete prep and recovery. The vest draped over a mannequin is an...