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8 Myths About Atrial Fibrillation

Misconceptions Persist About Atrial Fibrillation

Atrial fibrillation – or afib – is an irregular, rapid heartbeat and is the most common heart arrhythmia. It's the result of a malfunction in the heart’s electrical system. Despite it being a common condition, many misconceptions exist. Here are the myths and facts you should know about afib.

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Medically Reviewed By: William C. Lloyd III, MD, FACS | Last Review Date:

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Medical References

  1. The British Heart Foundation (
  2. Circulation, American Heart Association, A Patient's Guide to Living With Atrial Fibrillation (
  3. Facts on Atrial Fibrillation, U.S. Centers for Disease Control and Prevention (
  4. American Heart Association (
  5. American Heart Association (
  6. American Heart Association (
  7. Heart Rhythm Society (; Heart Rhythm Society (
  8. National Institutes of Health (
  9. National Institutes of Health (
  10. National Institutes of Health (
  11. National Institutes of Health (
  12. Stopafib.Org (
  13. (
  14. National Stroke Association (
  15. Alcohol and Atrial Fibrillation: A New Look. CardioSmart, American College of Cardiology (

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