Posts Tagged ‘heart quivering’

Atrial Fibrillation: What Is It, How Does It Affect Your Health

Atrial fibrillation (AFib) is a condition that disrupts your heartbeat. A glitch in the heart’s electrical system makes its upper chambers (the atria) beat so fast they quiver, or fibrillate. This causes the lower chambers (the ventricles) to beat out of sync. Usually the atria and ventricles work together so the heart pumps blood in…

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