[Skip to Content]
Teens

Definition: Allergen

Allergen

An allergen is a medical word for anything that causes an allergic reaction. Allergens can be many different things, including grass, dust mites, or animal dander - the stuff that flakes off dogs' and cats' skin.

Long Live Childhood

Facebook Twitter Pinterest Instagram LinkedIn YouTube

US News     Leapfrog     CAPE Award   Magnet    Charity Navigator Four Star Charity