Imagine rushing your child to the hospital, terrified for his life…just because he took a mouthful of the wrong food or a few drops of milk touched his skin. Susan Weissman knows how that feels. From birth, her son Eden suffered from allergies so intense that an errant bite could be deadly: Dairy, eggs, soy, nuts, fish, shellfish, and several fruits all wreaked havoc with his body. Susan had to make food the focus of her existence just to lead him...