Most sudden cardiac deaths (SCD) are caused by abnormal heart rhythms called arrhythmias with the most common life-threatening arrhythmia being ventricular fibrillation, which is an erratic firing of impulses from the ventricles. It reduces the heart’s ability to pump blood and death will occur within minutes, if left untreated. Emergency treatment includes cardiopulmonary resuscitation (CPR) and defibrillation where the former keeps enough oxygen in the lungs and gets it to the brain until the normal heart rhythm is restored with an electric shock to the chest (defibrillation). For a CPR certification Tampa , make sure to select a certified training site such as the AHA accredited CPR Tampa in Florida. Certified and experienced instructors conduct the classes that involves both theoretical and practical training. Become AHA certified at the end of the training classes after successfully passing a skills test and written exam. Arrhythmia Types : Arrhythmia is common fo...