The heart may be small, but its rhythm powers life. When something throws that rhythm off—especially after surgery—it can become a race against time to restore balance. For decades, doctors have ...

Three heart surgeries and a pacemaker can’t slow down Arnold Schwarzenegger. Earlier this week, the former California governor revealed he was recently fitted for a pacemaker. In a post to Instagram, ...

A doctor may recommend surgery for arrhythmia when medications and lifestyle changes haven’t been effective. The different types of arrhythmia surgeries each aim to restore a regular heart rhythm.