Why is exercise important?  If you don't use your body,  you will surely lose it.  Your muscles will become flabby and weak. Your heart and lungs won't function efficiently.  Your joints will be stiff and easily injured. Our bodies were meant to move -- they actually crave exercise.  Regular exercise is necessary for physical fitness and good health. It reduces the risk of heart disease, cancer, high blood pressure, diabetes and other diseases.  It can improve your appearance and delay the aging process. Exercise is also a key to weight control because it burns calories.  If you burn off more calories than you take in, you lose weight. Once you begin to exercise regularly, you will discover many more reasons why exercise is so important to improving the quality of your life.  Exercise reduces stress, lifts moods, and helps you sleep better.  It can keep you looking and feeling younger throughout your entire life.