 Cofactors for Allergic Reactions; What Are They and What, if Anything, Can You Do About Them? Cofactors are things that are intrinsic about you or your situation that can worsen your allergic reactions. Knowing what they are could enable you to avoid some sticky situations. |  How Exercise Can Worsen Your Allergic Reactions to Food and What You Can Do About It From ironing to isometric training, physical activity can be a real problem for people with food-dependent exercise-induced anaphylaxis. Luckily, there are several ways to deal with this. |  Non-IgE-Mediated Gastrointestinal Food Allergies Explained; FPIAP, FPE and FPI Confused by the acronym salad that is the landscape of gastrointestinal food allergies? This page will set you straight. |  Proteins, How They Interact With the Immune System and How They Are Affected by Food ProcessingThis page describes how proteins interact with IgE antibodies to cause allergic reactions and how various forms of food processing can affect these reactions. |