CDC's Center, Institute, and Offices (CIOs) allow the agency to be more responsive and effective when dealing with public health concerns. Each group implements CDCâ²s response in their areas of expertise, while also providing intra-agency support and resource-sharing for cross-cutting issues and specific health threats.
No foods are known to cause bloody stools or related conditions. Eating too many low-fiber foods, however, leaves little room in your diet for helpful fare. To ensure plentiful whole grain intake, substitute white rice, which is a refined grain, with whole grain brown rice in your favorite recipes.
Bleeding that happens higher up in the digestive tract may make stool appear black and tarry. Possible causes of blood in stool include: Diverticular disease. Diverticula are small pouches that project from the colon wall. Usually diverticula don't cause problems, but sometimes they can bleed or become infected.