Question: Kevin is an 18 y/o college student who presents to the College Health Clinic reporting increased fatigue over the past several weeks. He is concerned because he is unable to keep up with his course work. He is a thin young man who appears pale. He reports no history of medical problems or surgeries. He takes no medications. He denies use of marijuana or recreational drugs. He is a long-distance runner, but lately unable to run secondary to fatigue. He reports smoking cigarettes 1 ppd for 3 years. The Health Care Provider completes a review of systems (ROS) to obtain a complete health history