Pain in stomach frequent bowelmovements hurts more laying down going for 2days?

Possible virus: This could be a viral gastroenteritis which causes nausea,cramps,diarrhea and occasionally a low grade fever. The symptoms usually resolve in several days with no specific treatment. Eat a light diet,Avoid roughage,take Kaopectate (kaolin and pectin) as needed for the diarrhea. If abdominal pain becomes severe with tender areas,vomiting,abdominal distension,bloody or black bowel movements,have a physician examine you