CrossFit: Hot Global Fitness Trend Strengthens Dominance

March 13, 2014 04:01 PM
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CrossFit started in the U.S. in the 1970s and is quickly becoming one of the fastest growing fitness concepts worldwide. The number of affiliated gyms has doubled every two years, and there are now CrossFit gyms from South America to Europe to Asia. VOA's Jeff Swicord Reports.