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?

The human heart beats approximately 100,000 times daily, pumping over 2,000 gallons of blood through a 60,000 mile network of vessels. This remarkable feat relies on a precise electrical system ...

Second-degree heart block is a potentially serious but treatable condition affecting the heart’s electrical system. Treatment may require a pacemaker to stabilize the heart’s rhythm. Electrical ...

New information about the biology behind the heart's electrical activity has been revealed in a major genome study with the largest sample size ever of a project of this type. These molecular ...

Alicia D'Souza receives funding from The British Heart Foundation. Endurance athletes (such as triathletes, footballers, or marathon runners) can be some of the healthiest people in society. Yet ...