Medications are the first-line treatment for atrial fibrillation, or A-fib. When they begin to fail, one option is ablation.

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 ...

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 ...

Atrial fibrillation – a form of irregular heartbeat, or arrhythmia – leads to more than 454,000 hospitalizations and nearly 160,000 deaths in the United States each year. Globally, it is estimated ...

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 study of miniaturized, leadless pacemakers found that, due to their smaller size, they could provide a promising, short-term option for certain children with abnormally slow heartbeats. These ...

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 ...