Exercise is not just for the young That's right. Studies show that people who stay active - no matter what their age - benefit from exercise. Not only can it help you feel better, but it makes doing all those day to day tasks easier and more enjoyable. So start exercising today, with Fitness Over Fifty , the National Institute on Aging's guide to exercise for men and women over fifty. You don't need to join a gym or buy expensive equipment. Everything...