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
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The Bank of America Chicago Marathon Announces Field of 40K Runners for 2022 - Running News Daily by My BEST Runs - My BEST Runs - Worlds Best Road Races
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
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