i have had this stomach pain for 3 days it feels like its tight like when you do a lot of sit ups and your stomach feels tight its that feeling only in a bad way and the pains moves around my stomach it goes from side to side to top and bottom. I have diarrhea and i feel a little dizzy sometimes or like I'm going to throw up. i don't know what to do I've taken everything. I can't eat anything or my stomach gets more upset. and i can't miss anymore school. please help me!