Achieve new levels of fitness in just minutes a day with high intensity interval training (HIIT) workouts...tabata style! A long-time favorite of athletes looking to reach their peak and stay competitive, high intensity interval training (HIIT) burns body fat with more efficiency than any other method. By pushing your body close to its exercise limits for very brief periods, HIIT achieves real results in improving both cardiovascular and respiratory functions. Requiring less time than any other method of fitness, tabata, a form of HIIT, is now acknowledged to be the single most advantageous form of exercise for any number of fitness goals.