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 ...

Heart blockages are becoming a very common problem for many people these days. When these blocks get worse, they can lead to ...

Arrhythmias, or irregular heart rhythms, are common complications of HCM. The thickened heart muscle disrupts the electrical pathways that coordinate heartbeat, leading to arrhythmias. Atrial ...