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Principles Common to Both Qin Na and Ground Fighting
September 30, 2013
A lever is the simplest of machines, which utilizes a rigid bar to rotate around a fixed pivot point called a fulcrum in order to exert force on an object (load). If the resistance or load exceeds the strength of the bar, the bar will break. Biomechanically speaking, the arm is a bar, and when the fulcrum is at or above the joint, breakage can easily occur.
Taekwondo-A Powerful Tool for Self-Defense
May 14, 2012
The martial art of Taekwondo, literally meaning "art of hand and foot fighting," is more than two thousand years old. Yet its physical and spiritual content have never been so vigorously sought after and practiced as it is now.