Atrial fibrillation (Afib) is a type of cardiac arrhythmia, or abnormal heart rhythm, that is very common — and more prevalent than previously thought. A large study published in October 2024 in a ...

If you sometimes experience a racing or irregular heartbeat, it may be caused by atrial fibrillation (AFib), the most common type of heart arrhythmia. AFib can make you five times more likely to have ...

Atrial fibrillation (AFib) affects an estimated three million to six million Americans—and a 2020 Journal of the American Medical Association (JAMA) study suggested the rate of AFib incidence is ...

A new study finds that atrial fibrillation, also known as Afib, is present in about 12% of older adults, with higher numbers in those in the age range of 70 to 79. Modifiable risk factors such as ...

The risk of atrial fibrillation, the most common type of heart arrhythmia, has increased with one in three people expected to develop the disease in their lifetime. Now a new study finds that the most ...