Study says 1% of U.S. adults have celiac disease

Celiac disease is four times more common now than it was 50 years ago, and it affects about 1% of the U.S. adult population, Mayo Clinic researchers reported in The American Journal of Gastroenterology. While the increase in celiac patients could come from people eating more processed wheat products, study author Dr. Joseph Murray said cross-breeding of wheat to create hardier plants also may have made gluten more of a problem for people. Read the Abstract U.S. News & World Report/The Associated Press (7/31)