Cardiopulmonary resuscitation or CPR is an emergency life-saving technique which includes breathing for the patient and also applying chest compression externally for making the heart pump. During the early phases of a cardiac arrest, often death can be avoided provided a bystander begins CPR within the first few minutes of the commencement of ventricular fibrillation. In fact when paramedics arrive, electrical shock/medications are administered to the heart for converting ventricular fibrillation to regular heart rhythm. Rapid paramedic response and prompt CPR can augment the survival chances from a cardiac arrest. Causes of cardiac arrest Typically cardiac arrest results from the following, · Injury · Road accident · Drug overdose · Suffocation · ...