Do you remember your grandparents having such allergies? Probably not. The number of people with food allergies in the U.S. increased by 50% between 1997 and 2011 alone and it’s rising, according to the Centers for Disease Control and Prevention. How Your Grandparents Avoided a Food Allergy So what’s the generational difference? 1.
Each year, millions of Americans have allergic reactions to food. Although slightly more common in young children and in people who have a family history, most food allergies develop early in life and many are outgrown. Food allergies occur when your body's immune system reacts to a substance in a food,