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.
Celiac Disease-What Happens. Celiac disease is a lifelong (chronic) condition that occurs when gluten triggers an abnormal immune system response that damages the small intestine. Your small intestine is lined with tiny, finger-shaped tissues called villi. Delayed growth. 2  Children with celiac disease don't absorb needed nutrients if they eat gluten. 3  This may result in delayed growth if gluten is eaten regularly over a long period. 4  Nutritional deficiencies. 5  Eating gluten also can lead to an imbalance of chemicals, minerals, and vitamins.