If you're fit--meaning you have a strong core, can touch your toes, walk up five flights of stairs, jog a couple miles, or go hiking with your dog--you're going to know first-hand the rewards of a healthy lifestyle. When you can live fully because you are strong and energetic and have confidence in the way your body looks and feels, your quality and enjoyment of life increase exponentially! These are the most important reasons for working at your physical fitness.