CrossFit

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CrossFit is a branded fitness regimen philosophy and a competitive fitness sport, incorporating elements from high-intensity interval training, Olympic weightlifting, plyometrics, powerlifting, gymnastics, girevoy sport, calisthenics, strongman, and other exercises created by Greg Glassman. It is a registered trademark of CrossFit, Inc., which was founded by Glassman and Lauren Jenai in 2000.[1]

  1. http://www.maxim.com/maxim-man/crossfit-greg-glassman-exclusive-2015-9. 8 September 2015. Maxim.com. Retrieved January 17, 2021.