How does the definition of allergy explain why some people develop allergies and others do not?

Allergen: Any antigen that causes allergic reactions such as pollens, mites, foods,etc. Antibody: People produce these molecules in response to antigen ... An allergy is the response of the body's immune system to normally harmless substances, such as pollens, foods, and house dust mite. Jan 21, 2014 ... ... define allergy. How hard was it ... . His suggestion was that everyone should write their definition of allergy and send it to me by post. There are no laws or regulations requiring those advisory warnings and no standards that define what they mean. If you have questions about what foods are safe ... May 19, 2019 ... ... allergies for some. I then request that the audience refer to the definition of fail before jumping to the conclusions like: "Lean can't ... IgE-mediated means that IgE allergy antibodies are a cause of the allergic reaction to a food. By contrast the signs and symptoms of IgE mediated food allergy ... This article will describe low-risk drug allergy labels, focusing on β-lactam and sulfonamide antibiotics, nonsteroidal anti-inflammatory drugs, iodinated ... The simplest definition of an allergen is a substance that causes an allergic reaction, broadly speaking, a hypersensitivity immune response, but usually refers ... Anaphylaxis represents the severe end of the spectrum of allergic reactions. A number of different definitions for anaphylaxis are currently found in the ... Allergy and Immunology Fellowship Program. Definition: A fellowship training program that prepares physicians in the delivery of skilled medical care to ...