Hello I have so much gastric problem 1 In my childhood when I play in summer or Go outside in summer sometimes I feel I have stomach pain and feel relax after empyting bowel 2 Nowadays after eating fast food or spicy food I feel gastric and pain ,it is happening in my stomach suddenly not every time 3 when I have gastric problem I feel sleepy and lazy and if it happens in peak of summer I feel frustrated So tell me exact problem of gastric and treatment of it