Sudden cardiac arrest can happen to anyone, at any time. With Red Cross AED and CPR training, you can learn when – and how – to use an automated external defibrillator (AED). Our AED courses are developed and taught by experts with decades of combined experience – and deliver simple-to-use techniques and information that can help you save a life. Training is available via our award-winning online classes, in person at more than 550 locations across the United States, and through our best-in-class blended Simulation Learning. All Red Cross AED, CPR and First-Aid Certification classes include a free digital certificate, valid for 2 years, plus free access to digital learning materials and online refresher courses.