cpr can keep the heart in a shockable rhythm for some more time till one can access aed early defibrillation electric shock with help of an aed is most likely to improve survival does an aed really save life aed is a very safe device and is of great utility for saving lives without cpr the survival from sca is only about 1 if chest compression is given by a bystander the chance of survival improves to about 10 15 if an aed is available and used in time then the chances of survival increase to 25 30 ideally speaking aed should be available at every public access area in the developed countries aeds are usually kept at airports hotels railway stations malls sports complexes etc in india aeds are now slowly being made available at airports railway stations and fivestar hotels an aed is not expensive and it can be easily purchased and kept in office complexes and residential societies one small step today can save a life tomorrow authored article by dr bhavesh vajifdar md dnb mnams facc fscai fsci fesc consultant interventional cardiologist