Ключевые слова: adult, age, alone, asian, back, background, bone, broken bone, cancer, care, citizen, disability, disable, disease, elderly, female, gout, grey, hair, health, human, ill, inflammation, injury, joint, knee, knee pain, lame, leg, middle, middle aged, old, osteoarthritis, osteoporosis, pain, patient, people, person, problem, rheumatism, rheumatoid, sick, southeast, stand, stiff, thigh, unhealthy, woman,