Over time, atrial flutter can weaken your heart muscle. This can lead to heart failure. Atrial flutter is often linked to a similar heart rhythm called atrial fibrillation (AFib) . AFib is the most common type of arrhythmia.
Read moreWhich is worse atrial flutter or atrial fibrillation?
Both heart diseases have the potential of becoming serious. However, many doctors and other health care professionals consider atrial flutter to be less serious than atrial fibrillation because flutter symptoms tend to be less severe and flutter waves have a less risk of embolization (clot formation).
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