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an ekg monitor showing an irregular heartbeat or arrythmia

How serious is an irregular heartbeat?

A flutter in the chest is a common phenomenon, but how serious is an irregular heartbeat? Is arrhythmia dangerous? Find out what to look out for right here.

a graphic image of a heart and electrical pulse to explain what is atrial fibrillation

What is atrial fibrillation?

What is atrial fibrillation? Learn more about AFib causes, symptoms, and treatments with Ireland’s leading cardiologist.