I am only 12 and im having this really big pain.......it started a week ago with my back just hurting then a few days later as i was playing in one of my sport games i had to sit out because i had this really big pain in my ribs but now ive got a pain sooo bad in my stomache i cant go to sleep for 4 hours straight with out waking up and i have to leave school early because im in so much pain...... id be fine one minute but then all the sudden my stomache would hurt so bad i couldnt talk.....all i could do was breathe but it would only last for like a minute but does any one know whats the matter??