If you want to unleash the longest drives and have a resilient back you must train your joints and tissues to load, store, and recover elastic energy. You want your muscles to become like pulsing springs and your body a controlled whip. This is what generates the most club head speed. This is also what makes a resilient back. I offer a free 30-minute video consultation where I discuss in detail how I will build that into your body tune your body for golf.