We’ll begin with plyometric drills, also known as jumping-training exercises. A typical plyometric exercise might be a sequence of ten or so exaggerated skips in which you jump as high and fast as possible on one leg at a time raising the opposite knee along with both arms. With every landing, your hips, knees, and ankles flex, thus stretching your leg muscles and making it extremely challenging for them to contract explosively.50 These jumps rapidly fatigue your fast-twitch fibers. Next, do an equal number of butt kicks. Then try to repeatedly sprint a hundred or two hundred meters as fast as
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