Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Anatomy Of The Perfect Golf Swing

As an avid golfer, I find this book to be extremely helpful to me in understanding very important components of "a perfect golf swing". Understanding the specific muscles used in making the golf swing, provided me with information to improve my upper body strength ,as well as the prevention of injuries while pursuing the game. The illustrations are easily understood and the exercises were very helpful to me. I began to get greater distance on my drives off the tee. In addition, I no longer experienced sore back muscles after playing. I recommend this book to other golfers.the game. The illustrations were easily understandable.