Is the definition of allergy relevant to adult-onset allergies?

AAAAI experts explain an allergic reaction occurs when the immune system overreacts to a harmless substance called an allergen. Aug 24, 2024 ... Allergies happen when the immune system reacts to a foreign substance that gets inside the body. These substances are known as allergens. Allergy definition. An allergy is a disorder caused by an abnormal reaction to a harmless substance called an allergen. The word allergen literally means ... 3 days ago ... a condition that makes a person become sick or develop skin or breathing problems because they have eaten certain foods or been near certain substances. Allergies to tree nuts and peanuts are a common cause of severe allergic reactions. Find out more here about managing nut allergies. What is the Best Way to Prevent Food Allergies? ... Allergy Research, the Atopic Dermatitis Research ... DIR research goals are to expand knowledge of normal immune system components and functions, define ... People have allergies to all kinds of things, including milk, chocolate, corn, dust, mold, and just about any kind of animal you can think of. Allergy was ... WAO is an international umbrella organization whose members consist of 111 regional and national allergology and clinical immunology societies from around the ... FOOD ALLERGY SAFETY. (a) IN GENERAL.—Section 201(qq)(1) of the Federal Food ... modification of the definition of ''major food allergen'' included in ...