Decades of intense marathon training have preserved heart function in a 77-year-old, highlighting benefits and risks of ...

An abnormal heart rhythm, also called an arrhythmia, is when your heart beats too fast, too slow, or irregularly. Here’s ...

A heart arrhythmia is an irregular heartbeat, which means it can be too quick, slow, or beat with an abnormal rhythm.

Coronary angiography showed coronary arteries free from stenosing atheromatous lesions. During hospitalisation, the patient was subjected to a flecainide test to exclude a possible implication of ...