Atrial fibrillation is a lack of electrical coordination in the upper chambers of the heart (called the atria).

What is atrial fibrillation?

Atrial fibrillation is a lack of electrical coordination in the upper chambers of the heart (called the atria). This causes an irregular and often rapid heartbeat. It is the most common heart rhythm condition. It is not usually life threatening, but can increase the risk of stroke.

Learn more about atrial fibrillation.

What causes atrial fibrillation?

Atrial fibrillation can be caused by other medical conditions such as high blood pressuresleep apnea, or heart failure. As we age our risk for atrial fibrillation increases. Lifestyle factors such as excessive alcohol intake, being overweight, or lack of exercise can also increase your risk.

What are the symptoms of atrial fibrillation?

The symptoms of atrial fibrillation can vary but many people experience a fast or irregular heartbeat, which can feel something like a fish flopping in your chest. You may have low energy, shortness of breath, dizziness, or chest tightness. This condition may make some people feel anxious. People may experience all of these symptoms or none of them.

What treatment is available for atrial fibrillation?

Ablation is used to correct certain heart rhythm problems such as atrial fibrillation.

Learn more about atrial fibrillation ablation.

Resources