In case you have atrial fibrillation, the conventional cycle of electrical impulses in your heart is interrupted. This leads to a quick, chaotic heart rhythm and poor movement of blood from a atria to your decreased chambers (ventricles). Electrocardiogram (EKG or ECG). An EKG is often the first check. https://chest-pain42962.widblog.com/65725939/chest-pain-anxiety-an-overview