Get an ultra lean and intensely defined physique without bulking up or straining your joints. Introducing PiYo, a high-intensity, low-impact workout for a new kind of STRONG. Chalene Johnson took the very best Pilates- and yoga-inspired moves and cranked up the speed to give you full-throttle cardio, strength, and flexibility training—all at once. PiYo packs it ALL into each workout so you can build lean muscle mass—as you’re burning crazy calories. Now you can carve every inch of your body. How? You’ll use your body weight to perform a series of continuous, targeted moves, to burn fat as you redefine…