A warm-up is very important to playing golf. Golfing professionals indicate that is one step any golfer cannot afford to forego. You may be in great shape, play often and are ready to step up to the tee immediately. But, are a couple practice swings sufficient before teeing off? Although you may be mentally ready to play as soon as you step onto the course, you also may find yourself playing a poor game or, even worse, injured because you skipped...