allow at least 10 minutes to warm up before starting to exercise rigorously. to do this choose an activity that gently works your major muscles. before you work out stretch the muscles that will absorb most of the shock of your exercise routine. stop and let your doctor know if you experience any new pain while exercising. gradually increase the distance length or intensity of your workout. mix it up -- do a variety of different exercises.
how should i start an exercise program?