Atrial fibrillation is the most common arrythmia, affecting nearly one in 20 Americans. For a future story, the Globe is ...

Atrial fibrillation, or AFib, is a type of arrhythmia, or irregular heartbeat, and is a disease of the electrical system of the heart. The heart has two upper chambers, called atria, and two lower ...

For patients with newly diagnosed atrial fibrillation, a quality improvement initiative improved access to specialist care ...

Guidelines recommend a trial of antiarrhythmic drugs before catheter ablation for persistent atrial fibrillation. Whether pulsed field ablation (PFA) may be a preferred initial treatment is ...

A study presented at the European Stroke Organization Conference (ESOC) 2026 suggests that both very low and very high ...

Atrial fibrillation, or A-Fib, is a rapid irregular heartbeat that impacts as many as 2% of Americans under the age of 65. For many, the condition shows little to no symptoms but may lead to ...

There is a link between atypical heart sounds and atrial fibrillation. People with this condition have an irregular, disorganized heartbeat. Atrial fibrillation is a serious type of arrhythmia, which ...

PFA is associated with a significantly lower risk for recurrence of atrial arrhythmia compared with antiarrhythmic-drug therapy receipt.

Atrial fibrillation occurs when cardiac electrical impulses become disordered, leading to a rapid and irregular heartbeat. Lip and colleagues discuss the mechanisms that underlie this common ...

This Journal feature begins with a case vignette that includes a therapeutic recommendation. A discussion of the clinical problem and the mechanism of benefit of this form of therapy follows. Major ...

Atrial fibrillation (AF or afib) involves abnormal electrical activity in the upper chambers (atria) of your heart, which causes the organ to beat quickly and irregularly. This abnormal beating ...