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  1. First Interstate Bank

    Explore personal and business banking, loans, and digital tools backed by local service and community commitment.

  2. 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, …

  3. 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 …

  4. 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 …

  5. 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.

  6. 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.

  7. 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.

  8. 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 …

  9. Atrial Fibrillation (AFib): Causes, Symptoms, and Treatment

    Nov 15, 2023 · What Is Atrial Fibrillation? Atrial fibrillation, also called AF or AFib, is a quivery, fluttery heartbeat. You might also hear the doctor call it arrhythmia. It means your heart’s …

  10. 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 …