Is running a mile in Nike’s Vaporfly shoes cheating?
The shoe can improve running performance by up to 6%, which is giving athletes and even World Athletics a start
24 January 2020 - 12:02
London — British amateur runner and triathlete Holly Grundon was delighted to smash a long-held personal speed target — to finish a half-marathon in less than 1 hour and 30 minutes.
But her decision to switch to Nike Vaporfly trainers before securing her new personal best (PB) time has her wondering whether she cheated herself, or dirtied a sport she’s always loved for its purity...
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