By Gabrielle Reyes There are many different reasons for starting up or intensifying your physical fitness program, but among the most popular are to enhance one's appearance, increase their overall level of health, and to prolong and improve the quality of their life. Use the information found in these tips to get started with your new plan. If you want to burn off that excess fat, you should work on doing strength training exercises. Not only will these exercises burn calories while you're going them, but they'll build up muscle. The more muscle you have, the more calories you'll burn at a resting rate. It's why when you don't take in enough calories each day, your body starts to burn off your muscle rather than the excess fat. If you're taking in less calories, your body tries to eliminate what it is using the most. A good tip to stay fit, is to try circuit training. Circuit training is a method of lifting weights where you dramatically reduce th...