Do you wonder why some people seem to be more prone to exercise than others? Check out the article by Mr. Josh Avila, M.S. titled "Exercise Genes Not Jeans: Is exercise capacity predetermined?" to see how your DNA may be affecting your fitness level. "People like to place the blame on their genes for their lack of Herculean strength or Olympic endurance. But is this really fair? Do our genes actually have an effect on our ability to exercise? Improvements in cardio-respirator...