The gut microbiome is an important ecosystem of microbes that lives in each one of us, and its strength affects our overall health. However, the small intestine is an underappreciated part of the gut ...

Celiac disease is not a food allergy or intolerance. It's an autoimmune disease that makes the body attack the small intestine if gluten (found in wheat, rye and barley) reaches the gut. Even a small ...

The duodenum is the first part of the small intestine and begins after the stomach. The duodenum is the shortest part of the small intestine and is where most digestion takes place. Stomach emptying ...

Small intestine lymphoma occurs when non-Hodgkin’s lymphoma affects the small intestine. It can cause abdominal pain, weight loss, and fever. Treatment involves chemotherapy, surgery, or radiation ...