HIIT Workouts Training & Plans

About the app

High Intensity Interval Training is a superior form of interval training, an exercise strategy that requires alternating...

High Intensity Interval Training is a superior form of interval training, an exercise strategy that requires alternating periods of short intense anaerobic exercise with less-intense recovery periods. HIIT workouts are short, but they are exhausting and intense! This app includes EXTREMELY intense workouts that will build muscle, burn up thousands of calories, improve your cardio, and increase fat burning! Your Fitivity app has multiple training programs in it for HIIT and fitness! Switch between programs that were designed specifically for you!