Ключевые слова: adult, allergic, allergy, bad, care, cold, concept, contagious, couch, cough, disease, feel, fever, flu, flue, grippe, health, home, ill, illness, immune, immunity, infection, influenza, male, man, medical, medicine, millennial, napkin, nasal, nose, person, pneumonia, relief, respiratory, rheum, rhinitis, runny, sick, sickness, sinusitis, sneeze, suffer, symptom, treatment, unwell, virus, wipe, wiper,