In a study by a research group at Baylor College of Medicine, oral administration of a commercially available probiotic bacterial strain was found to improve dry eye disease in an animal model. The ...

Various cells in the stomach secrete digestive enzymes and hydrochloric acid. These substances break down food so the body can absorb nutrients. The stomach is a muscular organ in the upper abdomen ...

A special layer of cells that coats the insides of the small and large intestines takes in nutrients and water while keeping anything bad from circulating. This layer is called the intestinal ...