Also known as complete heart block, third-degree heart block is the most serious type of heart block. Considered a medical emergency, it can be fatal without prompt treatment. The steady beating of ...

Dr. Paul Friedman answers the question: 'Heart Block versus Artery Blockage?' — -- Question: I have been diagnosed with heart block. How does this differ from blockage in one of my arteries?

First-degree heart block is the mildest type and often requires no treatment. Third-degree heart block is the most severe and ...

A cardiac stress test shows how your heart works during physical activity. Vienybe/Dreamstime/TNS Heart health is an essential part of your overall health and well-being. Your primary care provider ...

Complete heart block means that there’s a complete separation of electrical activity between the upper and lower chambers of the heart. Without prompt medical attention, it can be fatal. Your heart ...

Heart disease is the most lethal disease in America, according to the American Heart Association—killing 2,500 people per day, or one person every 34 seconds. The growing prevalence of obesity, high ...

In patients undergoing transcatheter aortic valve replacement (TAVR), high‑grade atrioventricular blocks occurring during and after the procedure had distinct mechanisms and predictors. Both ...