When you've got atrial fibrillation, your SA node isn’t directing your heart’s electrical rhythm. As an alternative, many alternative impulses fast fireplace simultaneously, leading to a quick, chaotic rhythm within your atria. Electrocardiogram (EKG or ECG). An EKG is often the primary check. It’s painless and usually takes about http://afib41740.ampedpages.com/afib-burden-An-Overview-39105021