The term aerobic means “with oxygen.” During an aerobic activity , the cardiovascular system, which includes the heart, lungs and blood vessels, responds to physical activity by increasing the oxygen that is available to the body’s working muscles. Aerobic activity involves an exercise routine that uses large muscle groups, is maintained for a long periods and is rhythmic in nature. Regular aerobic activity improves your fitness as your heart becomes stronger and begins to work better. The result is that the heart can pump more blood (thus increasing oxygen delivery to the tissues) with each heartbeat. As your aerobic fitness increases, you can work out longer with greater intensity and recover quicker at the end of the session. Aerobic activity is often coined either High Impact or Low Impact. High-impact aerobic activity includes actions that take both feet off the floor, thus causing more jarring of the joints when the body weight hits the floor again. An example of Low Impact is walking while High Impact is jogging or jumping up and down.
It is important to start at a low intensity and increase this over the following few weeks as the exercise feels...
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