What is the best kind of exercise for me?
There are three types of exercise: aerobic, resistance, and stretching. The word aerobic comes from the Greek word for air, and it refers to any regular, rhythmic exercise using the legs or arms that requires an increased breathing rate over a period of time. Aerobic exercise is what is needed to strengthen the cardiovascular system. Some aerobic activities are • swimming • fast walking •jogging • bicycle riding Resistance exercise, important for building muscle and keeping it strong, draws largely on energy stored in muscles and does not require nearly as much oxygen. Resistance exercise involves activities in which the muscles meet resistance, such as in weight training or muscle conditioning. Lifting light weights with many repetitions versus using heavy weights with fewer repetitions will strengthen muscles at a steadier rate with less risk of injury. You can begin doing resistance exercises at home by lifting commonplace objects such as soup cans. Resistance exercise shou...