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 a disorder which causes the heart to beat out of its normal rhythm. Learn more here.

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

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.