Fit Body 66

Dumbbell and Hiit Transformation Challenge

Fit Body 66 App is a training program designed to boost your strength and endurance over the course of weeks.

You’ll sweat it out with a fun and athletic blend of strength and HIIT exercises that will build lean muscle in the quickest way possible. From cardio and plyometrics to boxing-inspired movements, these workouts will keep you guessing and get your body firing on all cylinders. At the end of each workout, you’ll feel strong, empowered, and ready to take on the next challenge. The app includes videos with explanations of the exercises.