As part of the International Health, Racquet and Sportsclub Association's 2009 convention, exhibitors filled two halls at San Francisco's Moscone Center Tuesday with some of the latest innovations and technologies hitting the fitness world.
Pictured is an Ishape vibration machine by Efi Sports Medicine, which with each vibration supposedly forces the body to perform reflexive muscle actions. The underlying principle here is that people can improve stability, strength, or power by applying either more mass or more acceleration to the body.
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