Lu Chen, M.D., is a cardiologist specializing in electrophysiology with MyMichigan Physicians Group.

When your electrical system is working normally, the two upper chambers of the heart (atria) contract and pump blood into the two lower chambers (ventricles) in a well-coordinated way. This results in ...

Our annual supplement on local health and wellness services and issues can be found inside today’s paper. It was pretty alarming, watching the heart monitor trace a crazy series of bumps and dips ...

When you put your hand on your chest, you might feel your heart's familiar lub-dub beat. If your heart races or the beats feel irregular and the feeling lasts for a few minutes, that’s a sign you ...

Drinking a cup of caffeinated coffee daily led to a significant drop in atrial fibrillation (AF) or flutter in patients with sustained AF compared with those who abstained from coffee and caffeine, ...

Atrial flutter is a type of irregular heartbeat, or an arrhythmia. It causes your heart to beat too fast. Atrial flutter doesn't always have symptoms, but it can sometimes have serious consequences if ...

Atrial flutter is an abnormal heart rhythm where the upper heart chambers beat too fast, reducing the heart’s ability to pump blood effectively and potentially leading to heart muscle damage, stroke, ...

Atrial flutter is a heart disorder in which the heart beats out of its normal rhythm. The condition is similar to atrial fibrillation (afib) — the most common type of arrhythmia (abnormal heartbeat) — ...