As a fellow fifty year old, it's pretty clear why you may be interested in this book. You're probably looking to improve your energy, flatten your stomach and tone up your muscles. You know that exercise would help you to feel better but you can't make it to the gym because you're so busy! This book is for you! With just a mat, a pair of weights and a playground ball, you can achieve lasting health benefits as you exercise in the comfort of your own home, on your own schedule. Start with the beginner section and progress through the next two levels as you gain strength, stamina and flexibility. With lots of photos of both the author, Beth Oldfield, and her husband, Peter, it is easy to follow the detailed descriptions of each exercise and feel confident that you're performing the moves safely. Use the two page spread of photos at the end of each section for quick reference while exercising.Let's get started today!