 Call 911 immediately. If unconscious, then begin CPR and locate an AED. These simple and important steps are crucial for saving lives. To find out more information on how to take quick action, please visit CardioSmart.org. That's CardioSmart.org. Know the steps and act fast. Together, we can knock heart disease out of the park. Visit CardioSmart.org to learn more on how you can save a life.