<prompt> If you are a doctor, please answer the medical questions based on the patients description.Upper abdomen pressure constant in the midlle worse after eating even small meals...not sharp pain...dull pressure feeling that radiates to back...lower joints hurt when at its worst...abdomen becomes warm to the touch...not Hausas or die aria...no change with that...do have fateige and light headed at its worse  <response>: Healthier is a dull pain in the abdomen, even after small quantity meal and sometimes radiate in the back, also feeling hot flushes, fatigue and lightheadedness. All these symptoms may be due to these possibilities, these include:1 The first possibility is of hyper acidity or gastritis chronic, since pain is dull . Diagnosis can be confirmed by upper G I endoscopy. Try raising the head of your bed about 4 inches with block. It might also help to avoid eating or Chat Doctor. To control stomach acid gastritis one should not 