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Mar 8, 2024 · During atrial fibrillation, the heart's upper chambers — called the atria — beat chaotically and irregularly. They beat out of sync with the lower heart chambers, called the ventricles. For many people, AFib may have no symptoms. But AFib may cause a fast, pounding heartbeat, shortness of breath or light-headedness.
Atrial fibrillation is associated with an increased risk of heart failure, dementia, and stroke. It is a type of supraventricular tachycardia. Atrial fibrillation frequently results from bursts of tachycardia that originate in muscle bundles extending from the atrium to the pulmonary veins.
May 1, 2022 · Atrial fibrillation (also called Afib or AF) is an irregular heart rhythm that begins in the upper (atria) of your heart. If you have atrial fibrillation, the normal cycle of electrical impulses in your heart is interrupted.
Mar 23, 2023 · Atrial fibrillation is a quivering or 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. Over 12 million people are projected to have AFib by 2030.
- www.mayoclinic.org
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Mar 8, 2024 · You may not know you have atrial fibrillation (AFib). The condition may be found when a health checkup is done for another reason. To diagnose AFib, the health care provider examines you and asks questions about your medical history and symptoms.
What is atrial fibrillation? Atrial fibrillation is a quivering or 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. Learn more about atrial fibrillation.
Atrial fibrillation (also called AF or Afib) is a type of arrhythmia. In atrial fibrillation, abnormal electrical activity in the top chambers of the heart overwhelms the heart’s own pacemaker (part of its electrical system) and the conduction messages become chaotic.
Nov 15, 2023 · 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 normal rhythm is out of whack....
May 15, 2024 · Atrial fibrillation, often called AFib or AF, is the most common type of treated heart arrhythmia. An arrhythmia is when the heart beats too slowly, too fast, or in an irregular way. When a person has AFib, the normal beating in the upper chambers of the heart (the two atria) is irregular, and blood doesn't flow as well as it should ...
May 14, 2024 · What is atrial fibrillation (AFib)? Atrial fibrillation, also known as AFib or AF, is one of the most common types of arrhythmias. Arrhythmias are problems with the rate or rhythm of your heartbeat. They can cause your heart to beat too slowly, too fast, or in an irregular way.
