Kelly Coffey-Meyer's 30 Minutes to Fitness Cardio Sculpt Overload is an interval workout which is designed to burn fat, increase muscle definition and improve your overall fitness level. The four different workout principals include low impact cardio, boxing, body weight exercises, and compound moves. The optional use of a weighted vest is the main overload factor that will increase your your caloric output and rev up your metabolism for an amazing afterburn! You'll never get on the floor in this workout Kelly keeps you on your feet and moving constantly! Other overload options are; light dumbbells for the boxing drills, a heavier dumbbell for the total body compound moves, and the personal choice to go beyond your usual 30 minute workout by 8, 16 or 24 extra minutes to further overload your session! This workout is versatile and appropriate for all levels. Equipment needed: one moderate to heavy dumbbell