Hello dear Understand your concern. Following are the causes of blood in stools: Ulcer on duodenum Inflammatory bowel disease: ulcerative colitis or crohns disease Irritable bowel disease Celiac disease Constipation Intestinal infections. You should consult the gastroenterologist and get the following test done: Stool test: Microscopic, routine and culture CBC, ESR USG of abdomen Endoscopy/sigmoidoscopy After proper investigation take treatment. Keep your diet history. Avoid food that trigger blood in stools. Avoid outside food, spicy and fatty foods. Take light food Drink plenty of waters with adequate fiber Hope this may help you Best regards Dr. Sagar