Adarq.org
Performance Area => Strength, Power, Reactivity, & Speed Discussion => Topic started by: Raptor on May 09, 2014, 06:16:41 am
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From my forum:
http://www.insane-athletics.com/forum/index.php?topic=83.msg185#msg185
Will write an full-fledged article about this after I finish my one-leg jumping series.