Ключевые слова: adult, age, ailment, anxiety, bacteria, body, breathing, chronic pain, copy space, cough, coughing, disease, doctor, enlargement of lymph nodes, esophagus, expression, face, female, flu, girl, hand, health, holding, human, ill, illness, infection, injury, itching, lymph nodes, medical, medicine, muscles, pain, person, point, pressure, problem, problems, redness, saliva, sick, sickness, spreading, suffering, symptoms, throat, visit, woman, young,