Food allergy is generally an immune system reaction occurring after eating a specific food. Even a small amount of allergy-causing diet can trigger symptoms and signs like digestive issues, swollen airways, and hives. In many people, food allergy will cause adverse symptoms or a life-threatening response known as anaphylaxis. Food Allergies Food allergy can affect almost 6 to … [Read more...] about Food Allergies – Causes, Symptoms & Treatment