Get Fired Up With Turbo Fire One of today's hottest new workouts is Turbo Fire by Chalene Johnson, fitness guru and creator of Turbo Jam and ChaLEAN Extreme, and Beachbody, one of the creators of P90X. Turbo Fire is a mega intense cardio workout focused on the HIIT system. HIIT stands for High Intensity Interval Training and is made up of combining intense, short bursts of exercise with brief rest periods.
