'Joel Metzger explains whyThe Frog is the single most effective total body training device. Learn more at http://www.frogfitness.com'
Tags: strength and conditioning , resistance training , total body training , The Frog , Frog Fitness , Joel Metzger
See also: di , physiq , flexing , cellulite , bochum , bodyweight workout , �biceps � , Recipe , gar , Train
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