Atrial flutter is similar to another type of arrhythmia called atrial fibrillation (AFib). Both start in the upper chambers of the heart and cause a fast heartbeat and increase your risk of stroke.

Atrial flutter is an abnormality in the beating of the heart. Take a comprehensive look at the causes, symptoms, diagnosis, and treatment of atrial flutter and atrial fibrillation.

Atrial flutter and atrial fibrillation are types of abnormal heart rhythms. Learn about the similarities and differences between these two conditions.

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Atrial flutter is a type of abnormal heart rate. It occurs when the upper chambers of your heart beat too fast. Learn about symptoms and risk factors.

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Atrial Flutter Symptoms and Complications Aside from a rapid heart rate, symptoms of atrial flutter include the following, according to the Heart Rhythm Society and MedlinePlus: Palpitations ...