How does the definition of allergy explain the phenomenon of cross-reactivity between different allergens?

The allergens chosen for testing often depend upon the age of the patient, history of allergen exposure, season of the year, and clinical manifestations. An allergy index is a measurement that indicates the level of allergens present in the air. It helps people with allergies to anticipate and manage their ... ... 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 ... This uniform definition will allow a better definition of the phenotypes of severe allergic (and related) diseases for clinical practice, research ... WAO is an international umbrella organization whose members consist of 111 regional and national allergology and clinical immunology societies from around the ... Jan 15, 2025 ... ... definition, it was determined that the exemption should include ... allergen in the cheese seasoning and any other allergens present. In 2008, the ADA was changed to include more people in the definition of “disabled.” Conditions that only show symptoms at certain times are now included. 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. It is characterized by one or more symptoms including sneezing, itching, nasal congestion, and rhinorrhea. Many causative agents have been linked to AR. Allergies are your immune system's overreaction to foreign substances. When you touch, inhale or eat something you're allergic to, your body thinks it's harmful ...