First of all please don't read too much health facts in internet as it Will cause you to unwanted worrying on something you doesn't have which will again aggravate your acid peptic disease
you're having . And type symptom you have mentioned is very common with chronic gastritis
Please stop smoking
as it's one of the major cause for heart burns .
Follow my prescribed med for atheist one month .
TAB PANTOP DSR 1 EVERY MORNING BEFORE FOOD PLUS PANTOP 40MG AT NIGHT JUST BEFORE DINNER for 1 week
Followed by PANTOP DSR for 1month every morning alone .
Also never keep yourself hungry for long have something like glucose
biscuits at hand and have some every time you feels so.
The idea is to decrease accumulation of acid in stomach.
If you are too much worried about cancers get an ENDOSCOPY
DONE which will rule out any such things .