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Atrial fibrillation (AF, AFib or A-fib) is an abnormal heart rhythm (arrhythmia) characterized by rapid and irregular beating of the atrial chambers of the heart. [ 11 ] [ 12 ] It often begins as short periods of abnormal beating , which become longer or continuous over time. [ 4 ]
Ventricular fibrillation (V-fib or VF) is an abnormal heart rhythm in which the ventricles of the heart quiver. [2] It is due to disorganized electrical activity . [ 2 ] Ventricular fibrillation results in cardiac arrest with loss of consciousness and no pulse . [ 1 ]
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 a chronic condition, usually treated with anticoagulation and sometimes with conversion to normal sinus rhythm.
Atrial fibrillation (A-fib). An irregular and often very fast heart rate. Premature ventricular contraction (PVC). When the bottom chambers of your heart beat too early. Cardiomyopathy.
Atrial fibrillation, or AFib, is a quivering or irregular heartbeat (arrhythmia) that can lead to blood clots, ... “I was really frustrated when it got really bad,” he adds. “Imagine if you ...
Hypertension, atrial fibrillation and smoking pose a stronger risk for severe stroke, according to a new study. However, lifestyle changes can help prevent stroke.