By Stephen T. Sinatra, M.D., F.A.C.C., F.A.C.N., C.N.S., C.B.T.
The steady continuous beating of the heart is something that is easy to take for granted. When a heart beats out of sync, it is called an arrhythmia. This common condition isn’t usually a cause for concern, though arrhythmias can be scary to experience. Learn more about a-fib and other arrhythmias by taking this short irregular heartbeat quiz!