Ключевые слова: adult, air, allergen, allergens, allergic, allergies, allergy, asthma, background, blue, care, caucasian, cold, contagious, copy, cough, disease, fever, flu, health, ill, infection, influenza, male, man, medical, medication, medicine, nose, person, pollution, portrait, prevention, reaction, respiration, seasonal, sick, sickness, sneeze, sore, space, suffer, suffering, symptoms, temperature, text, treatment, unwell, virus, young,