Your heart's job is to keep your pulse steady to pump blood throughout your body. Sometimes your heart rate is slower when you're relaxing, and sometimes it's faster when you're exercising or stressed ...

The issue An abnormal EKG result can be a shock to the system. Dr. Samir Saba, co-director of the UPMC Heart and Vascular ...

Cardiac rhythm management is undergoing a significant shift. For decades, cardiac resynchronisation therapy has helped restore synchrony in patients with heart failure and electrical conduction ...

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 ...

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 ...

Heart disease is the number one cause of death worldwide. Dr London shares the 3 common cardiac conditions that lead to most ...

Heart rhythm disorders, also called arrhythmias, can be dangerous and sometimes deadly. These conditions happen when the ...

Less than a year after the first-ever transplant of a pig heart into a human patient, doctors are reporting that the heart showed unexpected changes in its electrical system before the recipient ...