Intestinal villi (singular: villus)are tiny, finger-like projections that line the interior (lumen) of the small intestine. The primary function of villi is to absorb nutrients from food and ...

The first of three sections of the small intestine, the duodenum, produces large quantities of mucus to protect the intestinal lining from acid in the chyme. Measuring about 20 feet (6 meters ...

Gut microbes that were thought to feed exclusively on dietary fiber also get fed sugar from our guts, from which they produce ...

Among those with celiac disease, exposure to gluten triggers an immune response that damages the lining of the small intestine, leading to nutrient absorption issues and various health complications.