Evidence-based
Atrial Fibrillation
•Last Updated: November 20, 2025
Atrial fibrillation (AF) is the most common type of arrhythmia: a problem with the speed or rhythm of the heartbeat. AF can cause chest pain, dizziness, and fatigue. It also increases the risk of stroke.
Atrial Fibrillation falls under the Cardiovascular Health category.