Chest pain is a serious problem, but some times people do not react appropriately. They take it lightly due to lack of clear under standing, self denial, fear of going to hospital or simply work schedule and social living conditions.
It can be the symptom of many diseases like Heart attack, Aortic rupture, Pericarditis, Pneumothorax, Pneumonia, Gall stone and etc. Time is of the essence and sooner you act properly, the more chances of your survival.