MEANING : (n.) an intelligent person with a non-social obsession (such as computer programming) that renders him/her annoying or unattractive.
Celiac disease is believed to be an autoimmune disorder. While genetics appear to play a role in causing it, some people at risk for celiac disease will not develop it until something triggers their immune system, such as a viral infection or severe emotional stress. An Introduction to Celiac Disease and Its Causes.
Causes of Celiac Disease. Celiac disease is a condition that damages the digestive tract (specifically the small intestine), causing problems with absorption of vital vitamins, minerals, and nutrients. This damage occurs when a person consumes gluten, a substance found in grains such as wheat, barley, and rye.