Did You Know? Exercise is important to ensure that your body is strong and healthy enough meet the challenges that you set for it. Exercise has a multitude of positive effects on your body, including, Improved heart and lung efficiency, reducing your chances of developing heart disease. Increased metabolic function, enabling you to maintain a healthy weight. Strong joints and muscles, so you can meet the demands of daily life. Maintenance of posture and flexibility, to keep you walking tall. Production of endorphins in your brain, promoting a sense of well-being. There is also research emerging that indicates that exercise can increase brain function.