Syncope (SINK-a-pee) is a clinical word for fainting or passing out. Many people may faint or feel faint once or twice in their lives, and there are several minor triggers for it. But in some cases, it’s a sign of a heart issue, such as an abnormal heart rhythm or heart valve issue.Electrophysiologist Dr. Manoj Duggal (MAHN-oage DOO-gle) will discuss what happens when a person experiences syncope, what may be causing it, and why it’s important to identify the cause.