This test is used to see how much a patient is affected by external environmental factors. I would have him exercise and monitor the amount of blood flowing through his heart over a set period of time. This would give me an estimate of the extent to which he is affected by daily stressors such as his family or work. His results would most likely reflect that he is easily stressed by external factors, which allows me to give him some advice on how to relieve his stress. I would recommend that if one's job is becoming increasingly stressful, retiring or lightening one's workload in the near future can be extremely beneficial to one's mental and physical health. I would also help him find outlets to relieve his stress and ease his transition to a non-smoking life. Some suggestions include journaling, photography, or even exercise. Reducing John Martin's stress levels would also help lower his blood pressure, thereby reducing the number of risk factors for heart attacks. I would know this plan was successful when John Martin said it was stress free without the help of