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The medicine ball September 20, 2007

Posted by grhomeboy in Health, Sports.
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According to training experts at www.allspiritfitness.com, in ancient times, wrestlers in Persia trained using sand-filled bladders, while doctors in ancient Greece used animal skins filled with sand for rehabilitation therapy.

In modern times, the sand has been replaced by a variety of materials including gel, rubber, leather and synthetics.

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