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enhancing performance

Performance enhancing shoes? How Nike’s controversial Vaporfly line redefined running

“Fast” is the word that Rachel Bull, senior footwear product director at Nike Running, uses to describe the company’s Vaporfly series of running shoes. As word choices go, “fast” doesn’t seem particularly inspired. It’s safe to say that it’s not exactly going to have scholars scratching their heads over due to its ambiguity. Saying that running…