EFFECTIVE: HIIT burns fat and improves fitness more effectively than traditional workouts. HIIT: The Game was designed by a medal winning military fitness expert. FITS ANY LIFESTYLE: Quickly create a unique HIIT workout you can do anywhere at any time. EASY TO GET STARTED: Uses bodyweight exercises, no equipment is needed. Scan the exercise cards with a smartphone for online video demonstrations of each exercise. FUN! Play by yourself or compete with your friends and family!