Suppose you want to design a study to examine the relationship between stress and illness, but you cannot use the social readjustment rating scale. how would you go about measuring stress? how would you measure illness? what would you need to do in order to tell if there is a cause-effect relationship between stress and illness?

During the past few weeks or months, have you noticed any exercises that have become too easy for you? do you think you need to increase the intensity in any of the three exercise areas in your workouts? evaluate your exercise progress in the three exercise areas (cardiovascular, resistance, and flexibility) and list what modifications, if any, you may need to make in your exercise routine.