Do You Know The Signs of Atrial Fibrillation?

As many as 6 millions of Americans have a heart condition called atrial fibrillation that increases their chance of health problems. Indeed, the Centers for Disease Control and Prevention says risk for stroke is four to five times greater for a person with atrial fibrillation than for someone who does not have the condition. In this Mayo Clinic Minute, electrophysiologist Dr. Fred Kusumoto explains what happens in the heart to create atrial fibrillation and what can be done to fix it