A change of heart for cardiac screening

To get a stress test or not to get a stress test? That has long been the question of much debate in the medical community. Now the American College of Physicians is suggesting doctors scale back the use of electrocardiography in low-risk patients.

CBS News chief medical correspondent Dr. Jon LaPook explains the group's recommendation in the video above and talks about a new class of cholesterol-lowering drugs that have been found to dramatically reduce heart attack risk.