Why are so many people allergic to peanuts? Can people have an allergy to a specific food the very first time they consume it? Both the types of food allergies and the numbers of individuals affected by food allergies increase every year. There are many potential reasons for the rise in food allergies, including the amount of food people consume and the variety of ingredients in what we eat. What other factors are involved in the development of food allergies? Dr. Sami Bahna, Professor of Pediatrics and Medicine as well as the Chief of the Allergy and Immunology Section at Louisiana State University Health Sciences Center, explores the realities of food allergies with host Dr. Ketan Sheth.