Ключевые слова: airways, allergen, allergic rhinitis, allergies, anaphylaxis, antibody, asthma, chemicals, cough, digestive system, dust, food, foreign substance, fur, histamine, hypersensitive, immune response, immunoglobulin, immunologic reaction, inflammation, ingestion, inhalation, injection, itch, itching, itchy eyes, pollen, reaction, reactivity, runny nose, sinuses, skin contact, skin rash, symptoms, wheezing,