Dermatitis herpetiformis is a skin disease closely related to celiac disease. It manifests as a rash characterized by itchy blisters and redness, often located on the elbows, knees, back ...

What is Celiac disease? Celiac disease is caused when a person’s immune system reacts abnormally to a protein called gluten.

Diarrhea, fatigue, and skin rashes are symptoms of celiac disease. This WebMD slideshow presents a comprehensive look at celiac -- from damage to the intestines to foods that trigger the disease ...

When a person with celiac disease eats gluten, the immune system, which is supposed to help protect the body against disease, reacts by harming the cells of the lining of the small intestine and also ...