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.
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Seller: Goodwill of Greater Milwaukee and Chicago, Racine, WI, U.S.A.
Condition: acceptable. Book is considered to be in acceptable condition. The actual cover image may not match the stock photo. Book may have one or more of the following defects: noticeable wear on the cover dust jacket or spine; curved, dog eared or creased page s ; writing or highlighting inside or on the edges; sticker s or other adhesive on cover; CD DVD may not be included; and book may be a former library copy. Seller Inventory # SEWV.1411657357.A