CPR and emergency first aid basics for bystanders

You'll learn when and how to use an AED alongside chest compressions to maximize survival chances in cardiac arrest.

You'll understand the basic heart rhythms and mechanisms that cause sudden cardiac arrest so you know what CPR is actually treating.

You'll recognize post-cardiac arrest syndrome and know the essential steps to keep a recovered patient stable until paramedics arrive.

You'll confidently execute the complete chain of survival—from recognizing arrest through CPR, AED use, and handoff to professionals.