A left atrial appendage closure is a procedure your doctor may recommend if: you have atrial fibrillation (also known as AF or AFib) or you are not a good candidate for taking blood thinner medication ...

Nurse practitioner Caitlin Massey from Ascension St. John Medical Center explains the symptoms, risks and new treatment options for atrial fibrillation, a common but serious heart rhythm disorder.

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 ...

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.