Atrial Fibrillation Topic Guide
Atrial Fibrillation (A Fib): Atrial fibrillation (A fib) describes a rapid, irregular heart rhythm. The irregular rhythm, or arrhythmia, results from abnormal electrical impulses in the heart. Atrial fibrillation may be treated with medications or surgery.
Atrial Fibrillation A-Fib FAQs Get answers to your frequently asked questions (FAQs) about atrial fibrillation (A-Fib). Learn the causes, symptoms, and treatments of this common heart abnormality.
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