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Think You Know AFib? Take the Quiz!
AFib affects millions in the U.S. See how much you know about its risks, symptoms and treatments.
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By
Lana Pine
| Published on September 11, 2025
Credit: Adobe Stock/Shapla

September is AFib Awareness Month — a time to learn more about atrial fibrillation (AFib), the most common type of irregular heart rhythm. Whether you’re living with AFib or just want to learn more, this quiz will test your knowledge and provide helpful context along the way.
What is AFib?