Atrial fibrillation is the most common heart rhythm disorder, but advances in diagnosis, treatment and prevention are helping more patients protect their heart health.

Foetal arrhythmia refers to an unusual heartbeat pattern in an unborn baby. Some rhythm changes are harmless and temporary, while others may need closer monitoring or treatment. Understanding the ...

Atrial fibrillation, commonly known as AFib, is an irregular heart rhythm that can have serious health consequences if left untreated. During AFib, the upper chambers of the heart quiver rapidly ...

Your smartwatch vibrates. Your heart rate looks unusual. Then another thought hits: Could this be a heart problem? Smartwatches have become surprisingly useful for tracking heart rate and, on some ...