P90X system was developed by Tony Horton, Tony Horton has developed professional fitness training system P90X, p90x This revision provides truth In 2002, Horton Daikeler responsible for creating a fitness program for people who are already fit. Daikeler hired Ned Farr to document the development of the new program, offering a vision of “look behind the curtain.” Development for two years. Horton consulted various fitness experts and experimented with several disciplines before selecting 12 antrenament.Programul programs has been tested and refined, with several days of testing groups 90. Farr video diary documentary originally appeared every month on Beachbody website and can now be found on YouTube.
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