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RETRO-GRAVITY Training - Muscle Mass Negatives
By Dennis Weis
eBook
$4.99
By Dennis Weis
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Negative Training aka-eccentric contraction and or "Retro-Gravity" Training, is basically contractions of a muscle belly while it's being lengthened. This method of training (as researched by Arthur Allen Jones the founder of Nautilus, Inc. & Dr. Paavo V. Komi, director of the Kinesiology Lab at the University of Jyvaskyla in Finland in the '60s) offers the physiological benefit of increased strength by conditioning the body to overload stress