Defibrillation: What is it?
When an arrhythmia (abnormal heart rhythm) occurs in the lower chambers of your heart (ventricles), defibrillation is the process of using an electrical current to help your heart return to a normal rhythm. Defibrillation can be life-saving. Defibrillation, often referred to as electrical cardioversion, works best when a medical professional shocks a patient as soon