Hi everyone, I am a forty years male. Healthy and energetic. one year ago i was sudden feel too much weak in a hot afternoon. It went 7 days and revealed that time. i did many test time but nothing found. only esr level was little elevated. After four months sudden i feel nausea, gas, little cough, abdominal cramp pain and weakness. i did many test with endoscopy, but nothing found except a red spot in the stomach. and esr little elevated. This time i again revealed after 18/20 days. i was fully ok, doctor gave gastroenteritis medicine. after 4 months a hot climate, sudden i feel again little bloating, i thought it is for gastric, i took med, i feel better that time after 2 days i start constipation, mucus passed , heavy gas, nausea, cramp pain in the abdomen, bowl change, narrow bowl etc. last 1.5 months i suffered for all of these. doctor said it is IBS. but i am fear for rectal huge problem. my blood test was very nice, little MPV elevate only, stool cultured, nothing there, urine culture nothing there, vdrl negative.