Ключевые слова: ache, adult, allergy, asthma, background, care, caucasian, cold, concept, cough, disease, face, fever, flu, hand, health, holding, human, hurt, ill, illness, infection, inflammation, influenza, injury, isolated, male, man, medical, medicine, neck, one, pain, painful, patient, people, person, problem, sick, sickness, sore, suffering, symptom, throat, tired, unhealthy, unwell, virus, white, young,