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Static Contraction Training

alejandrosullivanalejandrosullivan | dodany 1696 dni 6 godzin 13 minut temu | () | Dodaj do obserwowanych obserwuj
Authors of Power Factor Training books in 1993 received a lot of feedback from many of the tens of thousands of bodybuilders and strength athletes using the new system. They were told over and over again how people had achieved strength gains and muscle growth at unprecedented rates, even though they were moving the bar in only a six to eight inch range of motion. The authors of this book always were listening for ways to improve results. Soon they started to hear from people who had made... więcej...
Static Contraction Training