D1 Adult Full-Body Athletic Workout Maximize Fat Burning* (up to 1000 calories) Build Functional Muscle Strength Mobility, Flexibility, and Recovery Focused Energizing Training Experience The D1 Adult Program drives comprehensive results that all adult athletes benefit from. Holding true to the scientifically proven methods that get results, this workout approaches training holistically ensuring the entire body is trained throughout the program. The benefits of strength building, fat loss, improved mobility and flexibility, plus increased energy levels all come together to support your adult athlete lifestyle needs. Best of all, it’s delivered through an unmatched high-energy training experience from top industry coaches keeping you motivated and inspired to reach your goals.