When older patients present with shortness of breath or fatigue, physicians may test for heart failure. Asthma is another diagnosis to consider, since a growing number of seniors have the condition. Dr. Richard deShazo, the Billy S. Guyton Distinguished Professor and professor of medicine and pediatrics at the University of Mississippi Medical Center, explains how older patients often experience asthma symptoms differently than younger patients. In a patient population that may have other comorbid conditions, what's the best way to treat asthma in seniors? Dr. Lee Freedman hosts.