5/27/2011

Celiac disease is not a wheat allergy but an intolerance of gluten -- a protein in wheat, rye and barley -- which causes the body's immune system to attack the lining of the small intestine, registered dietitian Barbara Quinn writes. May is National Celiac Disease Awareness Month, and people should know that celiac disease, which can be difficult to diagnose, leads to nutrient deficits and can be treated only through adopting a gluten-free diet.

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