Respiratory therapists are health care specialists who work under the direction of a physician to evaluate, treat, manage, and rehabilitate patients with cardiopulmonary disorders or complications. The respiratory therapy program at Lake Superior College in Duluth, MN combines traditional lecture, competency focused lab, and bedside hospital experience.  You will graduate prepared to take a nationally recognized credential exam (NBRC) to earn the Registered Respiratory Therapist (RRT) credential.