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The Buttery Bros Break Down HYROX Racing With Mal O’Brien & Kristi O’Connell

Launched in Germany in 2017, HYROX has fast become one of the fastest-growing functional fitness sports in the world. Some HYROX races have over 8,000 participants, making it the world’s largest mass-participation fitness race. Heber Cannon and Marston Sawyers, popularly known as the Buttery Bros, published a video on their YouTube channel explaining the sport of HYROX, featuring…