Atrial fibrillation (A-fib) is a type of arrhythmia, or irregular heartbeat. It often causes the heart to beat unusually fast. The three main types of atrial fibrillation are: paroxysmal, persistent, ...
Lone atrial fibrillation is a form of irregular heartbeat that can cause excessively fast beating. It only affects adults under 60 years old and can be asymptomatic or present symptoms, such as a ...
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