Atrial fibrillation - Symptoms and causes - Mayo Clinic
Jan 14, 2026 · Atrial fibrillation (AFib) is an irregular and often very rapid heart rhythm. An irregular heart rhythm is called an arrhythmia. AFib can lead to blood clots in the heart. The condition also increases …
What is Atrial Fibrillation? - American Heart Association
Mar 26, 2025 · Atrial fibrillation is an irregular heartbeat, or arrhythmia. Atrial fibrillation, also known as AFib or AF, can lead to blood clots, stroke, heart failure and other heart-related complications. AFib …
What is atrial fibrillation and how is it treated?
2 days ago · Atrial fibrillation, or A-fib, is becoming more common, but doctors say treatments are improving. The condition is a quivering or irregular heartbeat that can lead to blood clots, stroke and …
What Is Afib? - Johns Hopkins Medicine
Afib stands for atrial fibrillation (AF), which is a type of arrhythmia, or abnormal heartbeat. Afib is caused by extremely fast and irregular beats from the upper chambers of the heart (usually more than 400 …
What is atrial fibrillation and how is it treated? – NBC Chicago
2 days ago · What is atrial fibrillation and how is it treated? A-fib occurs when the heart’s upper chambers, called the atria, beat out of sync with the lower chambers, the ventricles.
A-Fib (Atrial Fibrillation) - What You Need to Know - Drugs.com
5 days ago · Care guide for A-Fib (Atrial Fibrillation). Includes: possible causes, signs and symptoms, standard treatment options and means of care and support.
Atrial Fibrillation (AFib) Center: Symptoms, Causes, and Treatments
Heart rate control is a key way to manage atrial fibrillation. Doctors consider it one of the four pillars of AFib care. One way to control AFib is to take rhythm control medication, which...
Atrial Fibrillation - What Is Atrial Fibrillation? | NHLBI, NIH
Nov 30, 2022 · Atrial fibrillation, also known as A-fib or AF, is one of the most common types of arrhythmias (irregular heart rhythms). Atrial fibrillation causes your heart to beat irregularly and …
Atrial Fibrillation (A-Fib): Symptoms & Risk Factors | Brigham and ...
Atrial fibrillation (A-fib) is a type of arrhythmia (abnormal heartbeat) that affects almost five million Americans. It often originates in the left atrium (the upper left chamber of the heart). When atrial …
What doctors wish patients knew about atrial fibrillation
Feb 28, 2025 · Atrial fibrillation (AFib) causes your heart to beat faster than it should. Paari Dominic, MBBS, MPH, of University of Iowa Health Care, shares more.