High school phenomenon Allyson Felix used this strength training system to run the fastest 200 meters in the world in 2003. Based upon physiology and physics, it incorporates the most recent studies in running mechanics. This training program will dramatically increase running speed, jumping height and muscle power for all athletes.
High school phenomenon Allyson Felix used this strength training system to run the fastest 200 meters in the world in 2003. Based upon physiology and physics, it incorporates the most recent studies in running mechanics. Thi...
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