New national health guidelines are urging parents to feed their children foods, starting when they are infants, that contain peanuts. This is a significant reversal from past advice, but the new guidelines, issued by the National Institute of Allergy and Infectious Diseases, believe it is a way to help avoid life-threatening peanut allergies. Dr. Anthony Fauci, the institute’s director, is calling the new approach “game changing,” as the new guidelines may have a significant impact on the number of children who develop peanut allergies, the most common and lethal of food allergies.

Read more about the history of peanut allergies and the new guidelines in this New York Times article.