About 716,000 results
Open links in new tab
  1. A-Fib (Atrial Fibrillation) - What You Need to Know - Drugs.com

    Dec 9, 2025 · Care guide for A-Fib (Atrial Fibrillation). Includes: possible causes, signs and symptoms, standard treatment options and means of care and support.

  2. 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 …

  3. Fibrillation - Wikipedia

    There are two major classes of cardiac fibrillation: atrial fibrillation and ventricular fibrillation. Atrial fibrillation is an irregular and uncoordinated contraction of the cardiac muscle of atria. It can be …

  4. Atrial Fibrillation (AFib): Symptoms, Treatment, When to Worry

    Sep 14, 2025 · Atrial fibrillation, often called AFib, causes an irregular and sometimes rapid heartbeat. It ranks as one of the most common arrhythmias (irregular heart rhythms). AFib …

  5. Atrial Fibrillation: Prevention, Treatment and Research

    Atrial fibrillation (often called “A-fib” or AF) is the most common type of abnormal heartbeat. It can be cause for concern since it dramatically increases the risk of stroke.

  6. 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 …

  7. Understanding Atrial Fibrillation (A-Fib) | UMass Memorial Health

    Atrial fibrillation, or A-fib, is a common type of heart arrhythmia. It causes fast, chaotic electrical signals in the atria.

  8. What Is AFib and Why Is It Becoming More Common?

    Feb 25, 2025 · Atrial fibrillation is an irregular and often fast heart beat that can cause poor blood flow. Usually known as AFib, it is becoming more common. In addition, this condition may …

  9. Understanding atrial fibrillation and its symptoms - UCLA Health

    Dec 6, 2024 · When someone has atrial fibrillation, it means the two upper chambers of the heart have ceased to function properly. It occurs due to a malfunction in a cluster of cells in the right …

  10. Atrial Fibrillation – Symptoms and Causes | Penn Medicine

    What is atrial fibrillation? Atrial fibrillation (AFib) is a common heart rhythm disorder where the heart’s upper chambers, called the atria, beat irregularly and out of sync with the lower …