![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
![Nike's high-tech Vaporfly sneakers help athletes run 4 percent faster. Should they be banned for providing an unfair advantage? - Vox Nike's high-tech Vaporfly sneakers help athletes run 4 percent faster. Should they be banned for providing an unfair advantage? - Vox](https://cdn.vox-cdn.com/thumbor/C0qlm_jPHtw5MmpgxbFNpZ6D3SY=/1400x1400/filters:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_asset/file/19339629/947441286.jpg.jpg)
Nike's high-tech Vaporfly sneakers help athletes run 4 percent faster. Should they be banned for providing an unfair advantage? - Vox
![Nike Vaporfly: 'Faster' running shoes will be allowed, World Athletics chiefs say | World News | Sky News Nike Vaporfly: 'Faster' running shoes will be allowed, World Athletics chiefs say | World News | Sky News](https://e3.365dm.com/20/01/1600x900/skynews-nike-vaporfly-running_4907488.jpg?20200131162443)