The process of training in martial arts is a complex multifactorial system of using a variety of means and methods aimed at developing a fighter in order to prepare him for action in a fight with one or more opponents. The development of physical qualities is an integral part of the unified training process in the practice of martial arts , organically intertwined with technical and tactical training and the development of mental qualities. One of the main means of developing and improving various physical qualities and abilities is physical exercise. To successfully practice martial arts, it is necessary to have a high level of development of such physical qualities as speed, strength, flexibility and agility, as well as a high level of special endurance. The specific meaning of training in martial arts comes down to teaching motor actions, techniques that reflect the specifics and characteristics of a particular form of martial art, and further increase during training sessions the functional capabilities of the body, allowing to achieve a high level of effectiveness of combat operations. Pat O'Leary - one of the best experts in the world in the field of physical training of martial artists and a coach of champions - presents in this book highly effective exercises and training programs from the arsenal of the best masters of the world of martial arts and martial arts.