回复：thanks laoyueyue

I have had stomach problem on and off for 5 years.not much pain, just upsetting and tightness on left side. i had 4 up and 3 low scopy , 5 ultrasound, 1 ct in 5 years. all came out nomal.lots blood test are nomal.i try exercise a lot and eat health, but it not much improve.