The goal of cardiopulmonary resuscitation (CPR), an emergency procedure, is to help people who are experiencing cardiac arrest, difficulty breathing and unable to circulated blood. Certain rules and processes are put in place by organizations and healthcare facilities to guarantee the efficient and consistent administration of CPR. In addition to continuing education and recertification., it describes the prerequisites for initial CPR certification. This includes basic life support (BLS) classes and other training programs that have been approved by the organization. The protocol describes the actions that must be taken to perform cardiopulmonary resuscitation (CPR), which includes using automated external defibrillators (AEDs), rescue breaths, chest compressions, and defibrillations if it is available.