Atrial fibrillation occurs when action potentials fire very rapidly within the pulmonary veins or atrium in a chaotic manner. The result is a very fast atrial rate — about 400 to 600 beats per ...

What Is the Maze Procedure (Surgical Ablation)? If you have an irregular heartbeat caused by atrial fibrillation (AFib), you may need surgery to restore your normal heart rhythm. This is called ...

Atrial fibrillation independently increases dementia risk by 21% in adults under the age of 70, new research indicates.

Atrial fibrillation diagnosed before age 70 years was associated with a 21% increased risk for dementia and a 36% increased ...

Atrial fibrillation is the most common chronic arrhythmia. It is characterized by erratic atrial electrical activity with atrial rates of 400 to 600 beats per minute. The P wave is absent on the ...

LAE has links with several conditions, including atrial fibrillation (A-fib) and heart failure. In this article, learn about the causes of LAE, associated conditions, symptoms, and treatments.

Atrial fibrillation (AFib) is the most common form of irregular heartbeat (arrhythmia). People with AFib have many treatment options, including medications and medical procedures. However ...

New research presented at the EHRA 2025, a scientific congress of the European Society of Cardiology, shows that the presence ...

A group of 29 international experts says that simultaneous screening for hypertension and heart arrhythmia could prevent ...

Middle-aged adults with this common type of irregular heart rhythm face greater odds of cognitive impairment, especially the early-onset type, a new study finds. Atrial fibrillation (afib ...