NAC System (1996)

No hype, no famous faces. Just rigorous, safe exercises guided by the country's top fitness instructors, the U.S. National Aerobic Champions. This box set, which is comprised of three tapes, features ... read more a valuable workout planner to help participants customize their routines, and set -- and accomplish -- personal goals. "Interval Challenge" demonstrates an intense aerobic cycle mixed with easy recovery periods. "Measured Intensity" switches from a full-time aerobics cycle to a circuit with lighter cardiovascular training and an emphasis on muscle toning. "Body Parts" shows viewers interested in firming up their arms, chest, abs, legs and buns five strenuous circuits to give new, healthier shape to these areas.