![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?quality=90&resize=768,574)
Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics - BBC Science Focus Magazine
![Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian](https://i.guim.co.uk/img/media/f5670c6db81bb06a5192775ad68df5503dafde3e/1191_273_2309_1386/master/2309.jpg?width=1200&quality=85&auto=format&fit=max&s=629f91429ce707c3ca1fa50df899d3f4)
Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian
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Vaporfly shoes will help me reach my marathon dream. Should I use them? | Marathon running | The Guardian
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Vaporfly shoes will help me reach my marathon dream. Should I use them? | Marathon running | The Guardian
![Anthony Judge on Twitter: "Madness that the @Nike Vaporfly & Next% are to be reportedly banned. This doesn't scream cheating or unfair advantage to me. It screams innovation & a competitive edge. Anthony Judge on Twitter: "Madness that the @Nike Vaporfly & Next% are to be reportedly banned. This doesn't scream cheating or unfair advantage to me. It screams innovation & a competitive edge.](https://pbs.twimg.com/media/EOWGQdKX4AAQOay.jpg)
Anthony Judge on Twitter: "Madness that the @Nike Vaporfly & Next% are to be reportedly banned. This doesn't scream cheating or unfair advantage to me. It screams innovation & a competitive edge.
![Vaporfly shoes will help me reach my marathon dream. Should I use them? | Marathon running | The Guardian Vaporfly shoes will help me reach my marathon dream. Should I use them? | Marathon running | The Guardian](https://i.guim.co.uk/img/media/e966fdc3e089a12b9d4bd94ec504db8daf9839c3/0_0_3488_5184/master/3488.jpg?width=300&quality=45&auto=format&fit=max&dpr=2&s=527adeb8e0c15fdcb303e80bf40cf9e7)