Persistent atrial fibrillation (AFib) has long been a challenging cardiac condition to treat. Affecting millions worldwide, its complexities often stump healthcare providers in delivering effective ...

AFib causes your heart to beat abnormally ... fibrillation is with drugs that control your heartbeat. These slow your rapid heart rate, helping your heart pump better. During this procedure ...

The upper chambers of the heart of people with AFib beat irregularly and, often, too quickly. This rapid beating can cause the lower chambers to beat too quickly and out of sync trying to keep up.