Atrial Fibrillation

What is atrial fibrillation?

Atrial fibrillation is a quivering or irregular heartbeat, or arrhythmia. Atrial fibrillation, also known as AFib or AF, can lead to blood clots, stroke, heart failure and other heart-related complications.

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Connect with People Who Care

Get the support you need by connecting online with others who are living with AFib. MyAFibExperience® is a place where people can share their real stories and make a real difference in people’s lives.

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Learn About AFib and Your Heart

AFib can sometimes be felt as a quivering in the chest. Find out what’s happening in your heart during atrial fibrillation and how it can lead to a stroke and other medical problems.

Manage your AFib

For Health Care Professionals

Stay up to date with resources, information and current guidelines to improve patient care using Get With The Guidelines® - AFib.

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The HCA Healthcare Foundation is the national sponsor of Getting to the Heart of Stroke™.