Millions of people worldwide live with a pacemaker that regulates their heartbeat, but exactly what are these devices and how do they work? Pacemakers can save the lives of heart patients by ...

This summer, doctors at UnityPoint Health performed the QCA's first leadless pacemaker procedure. Now, Dr. Helbert Acosta breaks down the significance.

A doctor may recommend surgery for arrhythmia when medications and lifestyle changes haven’t been effective. The different types of arrhythmia surgeries each aim to restore a regular heart rhythm.

CHICAGO (AP) — Parkinson's sufferers who had electrodes implanted in their brains improved substantially more than those who took only medicine, according to the biggest test yet of deep-brain ...

Doctors at Continental Hospital successfully treated an 87-year-old man with a life-threatening heart condition using a ...