Ключевые слова: ache, adult, allergy, asthma, background, bronchitis, care, caucasian, cold, copy, cough, coughing, discomfort, disease, fever, flu, health, hurt, illness, immunity, infection, influenza, male, man, medical, medicine, outdoors, pain, painful, patient, person, pneumonia, portrait, problem, remedy, season, seasonal, sick, sore, space, suffering, symptoms, syndrome, text, throat, treatment, unhealthy, virus, winter, young,