It could be any number of things, but it is not a heart attack
. Believe me, the pain stays with you. It does not come and go. It could be what afflicts me from time to time (thanks to all of my cardiac and cholesterol
medication)... GAS! I'm a machine!
In any case, see your doctor. It might be a good idea for him to recommend a cardiologist, just to be on the safe side. My GP once told me that he couldn't tell "jack" from listening through the stethoscope aside from heart rate