A new biosensor, applied to the human skin like a temporary tattoo, can alert marathoners, competitive bikers and other "extreme" athletes that they're about to "bonk," or "hit the wall," scientists are reporting... More...Similar Bodybuilding Threads: What Are The Best Cheap Testosterone Tests? FDA warns consumers not to use muscle growth product Knee expert warns of 'avalanche' of new year amateur football injuries FDA Warns Consumers to Stop Using Hydroxycut Products Heiko Kallbach The Berlin Wall
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