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.
Are ECG smartwatches helpful for heart rhythm patients?

ECG smartwatches for heart patients could be a valuable tool in monitoring heart rhythm 24/7. Find out how they can help and what their limitations are.
What to know about the atrial fibrillation ablation procedure

The atrial fibrillation ablation procedure is performed to correct heart arrhythmia. Learn about safety, recovery, and more with Dr. Lyne.
Is atrial fibrillation genetic? Can it run in families?

Atrial fibrillation can run in families. Dr Lyne answers what a family history of AFib might mean and what to do about genetic atrial fibrillation.
How do you test for a heart rhythm problem?

Check out this guide to 5 essential tests that check for heart rhythm problems.
‘My gym say our max heart rate is 220bpm minus our age — is this true?’

Can you really find your max heart rate by age with a formula? Read more to learn how to accurately find your maximum HR.
How to calculate your maximum heart rate

One reader asks if you can use a formula to find your max HR. Read Dr. Lyne’s response.
What is a pacemaker ID card?

If you’ve got a pacemaker, you’ll also need an identification card. Learn more.
Atrial Flutter vs. Atrial Fibrillation: What to Know

Not sure about atrial flutter vs. atrial fibrillation? Learn the symptoms, causes, and differences with leading cardiologist Dr. Lyne.
What is atrial fibrillation?

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