ARFID is an eating disorder that often presents as extremely picky eating, but that can quickly turn serious. Caitlin Moscatello, author and contributor to New York Magazine, and William Sharp, director, Children’s Multidisciplinary Feeding Program at Children's Healthcare of Atlanta; and associate Professor, Division of Autism and Related Disorders & Division of Pediatric Gastroenterology, Hepatology, and Nutrition in the Department of Pediatrics, Emory University School of Medicine, explain how to recognize signs and how treatment is evolving.