SIR, I AM FEELING CONTINUE GAS PROBLEM FOR FOUR YEARS , I AM EATING GENERALLY ,WHEN I COMING FROM TOILET IN MORNING ,AFTER 5 TO 10 MINUTES , I AM FEELING GAS AND COUGH UP TO 1 HOUR,THEN NORMAL AUTOMATICALLY. MY TEETH THAT TIME ACID.ALSO MY STOOD VERY SMELL.WHEN I AM EATING AFTER 1/2 AN HOUR I AM FEELING ACIDITY .PLS DOCTOR GIVE ME SUGGESTION . THANKING YOU YOURS FAITHFULLY (DEBU)