Nike's controversial Vaporfly shoes are helping runners set new records, but some think it's 'technology doping.' Here's how they work. | Business Insider India
![Eliud Kipchoge: How Nike and rabbit pacers helped a Kenyan break the 2-hour marathon barrier in Vienna - The Washington Post Eliud Kipchoge: How Nike and rabbit pacers helped a Kenyan break the 2-hour marathon barrier in Vienna - The Washington Post](https://arc-anglerfish-washpost-prod-washpost.s3.amazonaws.com/public/OTZ4TJXM7EI6TIZJON4PX6Q3MM.jpg)
Eliud Kipchoge: How Nike and rabbit pacers helped a Kenyan break the 2-hour marathon barrier in Vienna - The Washington Post
![Too much spring in their step? Nike running shoe under scrutiny after record marathon times – GeekWire Too much spring in their step? Nike running shoe under scrutiny after record marathon times – GeekWire](https://cdn.geekwire.com/wp-content/uploads/2019/10/Screen-Shot-2019-10-18-at-9.16.56-AM-630x352.png)
Too much spring in their step? Nike running shoe under scrutiny after record marathon times – GeekWire
![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://c02.purpledshub.com/uploads/sites/41/2021/08/Alamy_2F3Y8J0-crop-ff47efc.jpg)
Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics - BBC Science Focus Magazine
![nike air max 90 dark grey black total crimson - Nike Air VaporMax 2019 Black Electric Green Marathon Running Shoes/Sneakers AR6631 - 011 nike air max 90 dark grey black total crimson - Nike Air VaporMax 2019 Black Electric Green Marathon Running Shoes/Sneakers AR6631 - 011](https://www.thenextsole.com/storage/images/AR6631-011.png)