"I can tell a lot about a person from just looking at their face," says Joseph Bark*, chairman of the dermatology department at St. Joseph's Hospital in Lexington, Kentucky. Indeed. But equally important, one can also tell a lot about a person by looking at their overall physical disposition. In an age where the social structure of society seems to emphasize looks and appearances and good health, exercising, no doubt, is at the core from which these qualities arise. The long term benefits of it are pretty much straight forward: look better, fe ....