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 ...

What Is the Heart Conduction System? The heart conduction system is made up of cells, nodes, and signals that help your heart to beat. In fact, the cardiac conduction system is responsible for our ...

Second-degree heart block is a type of heart rhythm disorder. There are two types of second degree heart block — Mobitz type 1 and Mobitz type 2. Mobitz type 2 heart block occurs when the electrical ...

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

First-degree ventricular (heart) block affects the electrical signal that makes the heart beat. It causes a delay in a portion of the heart beat and may lead to a slow heart beat. Healthcare ...

Researchers have developed an AI tool that can help doctors predict who might develop a potentially fatal heart condition, just from an ECG. Subscribe to our newsletter for the latest sci-tech news ...

Jessika Seward, then 22, felt a jolt of pain in her chest while working an overnight shift as a cardiac nurse in April 2023. At first, she brushed it off. But the pangs continued for a half hour and a ...