The U.S. health care system leaves many of the sickest Americans feeling helpless, facing serious problems with the care they receive, and struggling to make ends meet. These were the findings of a recent survey conducted by the Commonwealth Fund, the New York Times, and the Harvard T.H. Chan School of Public Health. This week, Shanoor talks to two of the lead researchers about how American adults who visit the doctor and hospital multiple times a year navigate the challenges and costs of using the health care system.