Why my stomach hurts when I run a lot?

My nipples hurt a lot!!! What can it be?

I have like a pressuer comming from the middle of my stomach. When I put jeans on it got worse but now it doesnt hurt so much...

Pain in lower stomach when I walk and try to use the bathroom. When I walk I feel a lot of presure. And it also hurts when I ...

My stomach starts to hurt when I stand for awhile. Is something wrong with me?

everyime I go to walk or run my stomache KILLLS. it tightens and I have to lie down. and when I cough it hurts so much.and I...

Im stomach has been hurting today. I've had diaharrea twice. My lower back, like my tailbone started hurting after I laid dow...

well my stomach hurts really bad I kinda have cramps and stuff, I took meds. but there not helping me at all. is there anythi...

would my stomach hurt if im pregnant like would it be sore?please I need this question answered...

I have had a lot of truma to my legs and back .I have a lot of pain and cramps in legs,also have numbness in them as well .cv...

hi, I've been having pains in my stomach for a very long time... I dont know what is wrong.. when I eat it hurts so bady.. an...