Researchers say gluten sensitivity may be overdiagnosed

University of Pavia researchers questioned the widely cited figure that as many as 17 million Americans are sensitive to gluten, noting there is no official definition of nonceliac gluten sensitivity. They said people with symptoms should undergo challenge tests to determine gluten sensitivity before restricting their diets.http://www.foodnavigator-usa.com/Science/Gluten-free-diets-may-be-unnecessary-for-many-suggest-researchers