"The Exercise Exchange Program" is for anyone who has ever found diet and fitness programs restrictive, regimented, dull, and just plain ineffective. It's a proven and flexible alternative that adds variety and interest to your current plan, or helps you create one of your own. Dr. James M. Rippe, author of the bestselling "Rockport Walking Program", has developed an innovative concept of nutritional and exercise "exchanges" that lets you mix and...