InóKettlebell Rx, CrossFit certification instructor and world-renowned Kettlebell coach Jeff Martone teaches you how to toughen-up your body, develop unbelievable conditioning and stamina, and acquire a chiseled physique by wielding the kettlebell. Drawing on his world-wide research and the thousands of classes he has taught to athletes around the world, he breaks down kettlebell training like never before. He offers hundreds of movements, both beginning and advanced, shows dozens of common errors students make while training and offers numerous workouts.