![Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine](https://images.immediate.co.uk/production/volatile/sites/4/2021/08/Alamy_2F3Y8J0-crop-ff47efc.jpg?resize=960,413)
Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine
Marathon Sports - Tú evolucionas, tu calzado también. Las Nike Air Zoom Tempo Next% Flyknit son la evolución para tu entrenamiento 🏃♀️ Encuentra las tuyas ahora en www.marathon.com.ec | Facebook
![Nike and Adidas just rolled out ultra-fast marathon shoes. But do they make sense for the average runner? Nike and Adidas just rolled out ultra-fast marathon shoes. But do they make sense for the average runner?](https://www.mensjournal.com/wp-content/uploads/mf/eliud-kipchoge-finish-line-mens-marathon-rio-2016-olympic-games-1280.jpg?quality=86&strip=all)
Nike and Adidas just rolled out ultra-fast marathon shoes. But do they make sense for the average runner?
![Eliud Kipchoge denies platform Nike shoes violate the spirit of sport | London Marathon | The Guardian Eliud Kipchoge denies platform Nike shoes violate the spirit of sport | London Marathon | The Guardian](https://i.guim.co.uk/img/media/8dd989f70bc471a8dd2970d87c5338501bb88af1/0_140_3457_2075/master/3457.jpg?width=1200&quality=85&auto=format&fit=max&s=b7b1bed84b5cbec71669669e71bd98bd)