The heart has four chambers: atria on the top and ventricles on the bottom. Blood flows from the veins into the right atrium, passing through the tricuspid valve into the right ventricle, which ...

Three new studies shed light on some common questions about atrial fibrillation: whether your morning coffee matters, whether ...

A woman's hand with an Apple Watch Series 4 with the ECG app on the screen. Dr. Le thinks wearable devices now picking up more diseases than before contributed to the increased cases of AFib. Atrial ...

Valvular atrial fibrillation (A-fib) involves a condition that leads to an irregular or abnormal heart rhythm. This can increase a person’s risk of cardiovascular complications, such as stroke.

If you have a racing or irregular heartbeat, also known as an arrhythmia, one likely suspect is atrial fibrillation (AFib). “Of all the possible heart rhythm disorders, atrial fibrillation is by far ...

Atrial fibrillation (AFib) can lead to blood clots, stroke, heart failure, and other heart-related complications. New consumer patient research from the Dallas-based American Heart Association found ...

Running has so many health benefits, it’s counterintuitive to consider any negative effects endurance training may have on the body. However, research suggests that some runners may be at higher risk ...

Atrial fibrillation, also called AFib, is a complex condition with many causes. Blood pressure problems are just one of the risk factors. But atrial fibrillation itself can lead to changes in blood ...

Nearly 3 million Americans are living with a heart condition called atrial fibrillation, according to the American Heart Association. But what is atrial fibrillation and how do you fix it? A normal ...