Exer-Genie, the trusted portable variable isometric exerciser, was recently studied for its effectiveness in sprint training! If you want to learn how to run faster, there’s no better way than with Exer-Genie!
A small variable muscle control system invented in the late 1960s is one of the best-choice systems due to its timeless portable, durable and affordable design. The unquestioned methods as resisted running and the 10/12 isometric & concentric max-rep contraction used by high-level coaches make it irreplaceable for Speed, Fitness and Strength Training. It has its unique applications in sports specific, foundational, recreational and competitive training settings. An Olympian Level Sprint Tool for Home Workout.