Left bundle branch block (LBBB) is a type heart block. It results from a problem with the electrical conduction system that enables the heart to beat. It may cause no symptoms, but an ...

First-degree heart block is the mildest type and often requires no treatment. Third-degree heart block is the most severe and often needs a pacemaker to regulate the heartbeat. Many different causes ...

LBBB is linked to electrical abnormalities, causing inefficient heart pumping, dilation, and systolic dysfunction. The study found LBBB associated with increased heart failure risk, surpassing other ...

Dear Dr. Roach: My husband had a stress test done several years ago, and at the time, it was discovered that he had a bundle branch block in his heart. No one mentioned it until recently, after he had ...

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 ...

Endurance athletes (such as triathletes, footballers, or marathon runners) can be some of the healthiest people in society. Yet paradoxically, some can also be prone to developing a range of heart ...