Cardio Tennis is a fun group activity featuring drills to give players of all abilities an ultimate, high energy workout. Taught by a teaching professional, Cardio Tennis includes warm-up, cardio workout, and cool down phases. If you are looking for a great new way to get in shape and to burn calories, you must try Cardio Tennis. We teamed up with the experts at www.cardiotennis.com to bring you these specialized albums.