Two new studies in the New England Journal of Medicine rocked the world of celiac research, both proving that scientists have a ways to go in their understanding of celiac disease, which affects about 1% of the population, whether they know it or not. MORE This Free App Knows Exactly What’s in Your Food 8 Salt-Free Flavor Boosters Holy Science! Pope Says Evolution and Big Bang Theory Are Real NBC News Hometown Hero: Fallen Canadian Soldier Laid to Rest NBC News Georgia Banker Who Faked Death Gets 30 Years in Prison NBC News

One Italian study wondered if the age at which gluten is introduced into the diet could affect a person’s likelihood of developing the autoimmune disease—so they kept gluten away from newborns for a year. To the shock of the researchers, delaying exposure to gluten didn’t make a difference in the long run. In some cases it delayed the onset of the disease, but it didn’t stop people from developing the disease, for which there is no cure.