AAI 2022

Allergens and Allergies

Allergies area unit one in all the foremost common chronic diseases.A chronic malady lasts a protracted time or happens usually. Associate hypersensitivity reaction happens once the body’s system sees a substance as harmful and overreacts to that. The substances that cause sensitivity area unit allergens. Once somebody has allergies, their system makes associate protein referred to as immunoglobulin E (IgE). These antibodies answer allergens.