A must read for any personal trainer, crossfitter and fitness enthusiast. Covering just the important points and leaving all the fluff out.Avoid knee pain. The answer to why and when to choose the reverse lunge over the forward lunge. Understand how to create hundreds of lunge variations yourself. Learn how to fix and pick up on common issues with the lunge.A book about one exercise, the lunge, kept basic but covering the most important points, including...