![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
![Amazon.com | Nike AIR MAX Alpha Trainer 4 Men's Shoes, AVIATOR GREY / METALLIC SILVER, 9 UK (9.5 US) | Fitness & Cross-Training Amazon.com | Nike AIR MAX Alpha Trainer 4 Men's Shoes, AVIATOR GREY / METALLIC SILVER, 9 UK (9.5 US) | Fitness & Cross-Training](https://m.media-amazon.com/images/I/71ySNMVwquL._AC_UY900_.jpg)
Amazon.com | Nike AIR MAX Alpha Trainer 4 Men's Shoes, AVIATOR GREY / METALLIC SILVER, 9 UK (9.5 US) | Fitness & Cross-Training
![Amazon.com | NIKE Air Max Impact 4 Basketball Shoes Adult DM1124-004 (Black/an), Size 3.5 | Road Running Amazon.com | NIKE Air Max Impact 4 Basketball Shoes Adult DM1124-004 (Black/an), Size 3.5 | Road Running](https://m.media-amazon.com/images/I/71wv0aKdmqL._AC_UY900_.jpg)
Amazon.com | NIKE Air Max Impact 4 Basketball Shoes Adult DM1124-004 (Black/an), Size 3.5 | Road Running
![Amazon.com | Nike Men's Football Shoe, Multicolour White University Red Black 100, 11.5 | Road Running Amazon.com | Nike Men's Football Shoe, Multicolour White University Red Black 100, 11.5 | Road Running](https://m.media-amazon.com/images/I/510FPaEBUJL._AC_UY900_.jpg)
Amazon.com | Nike Men's Football Shoe, Multicolour White University Red Black 100, 11.5 | Road Running
![Amazon.com | Nike Unisex Air Max Impact 4 - Lace Up Mesh Style Basketball Shoe - Teal White 10 | Road Running Amazon.com | Nike Unisex Air Max Impact 4 - Lace Up Mesh Style Basketball Shoe - Teal White 10 | Road Running](https://m.media-amazon.com/images/I/51cRY8aduhL._AC_UY900_.jpg)