75 HIIT High Intensity Interval Training
One of my favorite and most effective ways to get lean while maintaining hard-earned muscle! High Intensity Interval Training (HIIT) is a form of interval training that involves short intervals of maximum intensity exercise separated by longer intervals of low-to-moderate intensity exercise. HIIT offers several advantages to traditional, steady-state cardio. Check out my 75 HIIT workouts and get ready to lean out!