bowel pain causes
An anal fissure, a tear in the anal tissue, causes pain and bleeding, especially during bowel movements. Constipation (child) Constipation is having less than three bowel movements a week, causing hard stools, abdominal pain and more. Irritable bowel syndrome. Irritable bowel syndrome is a common condition that causes painful spasms and cramping in the large intestine. Gastroenteritis Gastroenteritis is inflammation of the stomach and intestine that causes diarrhea and vomiting.