How does the definition of allergy explain seasonal allergies?

Apr 21, 2025 ... 1. altered bodily reactivity (such as hypersensitivity) to an antigen in response to a first exposure; a bee venom; allergy so severe that a second sting may ... ... definition of innate lymphoid cells which mirror the functions of Th2 cells. Moreover, there is a important set of "Type 2" innate effector cells, including ... Apr 11, 2025 ... 1 Definition. Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. 4.4.1.701. Allergies, also known as allergic diseases, are various conditions caused by hypersensitivity of the immune system to typically harmless substances in the ... 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 ... 3 days ago ... 1. of, relating to, affected with, or caused by allergy 2. having an aversion allergic to work Synonyms See all Synonyms & Antonyms in Thesaurus ... allergic reactions in humans. The primary goal of a systematic nomenclature is to define a common language for scientists. As such, assessment of new allergen ... Feb 15, 2023 ... Food Allergy · Why Food Allergy is a Priority for NIAID · Causes & Prevention · Risk Factors · Diagnosis · Treatment · Characterizing Food ... Food allergy is an adverse health effect arising from a specific immune response that occurs reproducibly on exposure to a given food. The allergens chosen for testing often depend upon the age of the patient, history of allergen exposure, season of the year, and clinical manifestations.