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

If you sometimes experience a racing or irregular heartbeat, it may be caused by atrial fibrillation (AFib), the most common type of heart arrhythmia. AFib can make you five times more likely to have ...

Old concerns about the safety of rhythm control drugs for atrial fibrillation (Afib or AF) resurfaced in a contemporary large Korean population-based study. Afib patients prescribed antiarrhythmic ...

Hamilton, ON - Atrial tachyarrhythmias in the absence of clinical atrial fibrillation occur frequently among patients with pacemakers and are associated with a significant increase in the risk for ...

The human heart is a highly complex pump made of muscle, complete with its own electric power system, supplying the energy and oxygen it needs to function. The heart’s pumping action is regulated by ...

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.

Lakeway attorney David Wright, 72, had dizzy spells for years, but none of his doctors found the source. Last year, when he was jogging, he noticed his heart rate, which was usually in the 50s, went ...