Atrial Fibrillation: MedlinePlus - National Library of Medicine - National Institutes of Health

Atrial Fibrillation: MedlinePlus - National Library of Medicine - National Institutes of Health

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日期:2025-07-12
An arrhythmia is a problem with the speed or rhythm of the heartbeat. Atrial fibrillation (AF) is the most common type of arrhythmia. The cause is a disorder in the heart's electrical system. Often, people who have AF may not even feel symptoms. But you m...看更多