The diagnosis is normal sinus rhythm, atrial bigeminy, first-degree atrioventricular (AV) block (prolonged AV conduction), and right bundle branch block (RBBB). The rhythm is slightly irregular, with ...

Editor's Note: In this fortnightly column, top doctors share how they deal with their own health challenges, offering readers expert insight grounded in experience. Read more such stories here. Every ...

An electrocardiogram (ECG) records the heart’s electrical activity for a few seconds. So the blood flow is reduced but the blockage has not yet caused any electrical changes that can be seen so the ...

A specialist tells how to interpret subtle changes on the ECG, including those caused by two life-threatening syndromes you might otherwise miss. Reading ECGs is like learning to appreciate art—it is ...