XEROBICS with Sharon (70 min.): Warm-up (8 min.) This workout is the perfect mix of cross training moves incorporating step, heavy and light weights, sports moves, step moves, core movement drills, and speed drills (52 min.); Core/abs and stretch (10 min.) - BOSU BLAST with Seasun (66 min): Warm-up (6 min.) A super mix of new moves and combos to give you a great cardio workout.(40 min.) Cool-Down, CORE/ABS & Stretch (20 min.). This DVD has multiple options for different length of workouts for optimal fitness results. Sharon is a physical therapist with a Masters Degree in Biomechanics. Seasun has over 11 years experience in the fitness industry and has a real passion for advanced step aerobics.