With martial arts champions such as Ken Shamrock and Tito Ortiz appearing on The Tonight Show with Jay Leno, giving training tips in Muscle & Fitness and Men¿s Journal, and conducting interviews on Howard Stern¿s radio show, millions of people are turning to the martial arts for sport, a means of self-defense, and a form of exercise.<p>Many of these newcomers to the martial arts never stepped foot into a martial arts training facility, and have no plans of ever doing so. They want to learn to defend themselves without traveling to a gym or paying steep monthly dues. Some purchase martial arts guidebooks so they can prepare themselves both mentally and physically to enter a dojo a year or two down the road. <p>Martial Arts Unleashed: Jiu-jitsu offers readers:<p>¿ A detailed history and evolution of the discipline.<p>¿ A description of the various theories and strategies behind training and competing.<p>¿ A breakdown of the gear and training space needed to get started.<p>¿ A description