This is the worlds greatest stretch. No, seriously, if you Google worlds greatest stretch, this is the one that comes up. It combines a runners lunge to open your quads and hip flexors with a thread the needle to improve thoracic spine rotation. Is it really the greatest stretch in the world I have no idea. But it is one of the best dynamic stretches you can add to your warm ups because it hits multiple joints and multiple planes of motion. Here is how to do it • Start from a kneeling position a