The Spring Ankle is my favorite exercise for overall force absorption and power transfer as you’re training your body in each of those positions. It strengthens the entire foot and ankle complex which is essential for protecting your knee. Up to 30% of your power and energy transfer can be lost from your Feet alone… Just like a car, nothing else matters at the end of the day if you don’t have strong tires. Your first line of defense for your knees is everything below it. This Exercises improve t