Ключевые слова: ache, back, backache, backbone, background, backpain, body, care, chronic, concept, discomfort, grey, health, hurt, illness, inflammation, injured, injury, joint, kidney, low, lower, lumbago, lumbar, male, man, medical, muscle, nerve, osteochondrosis, osteoporosis, pain, patient, people, problem, red, sciatica, sick, sore, spasm, spine, sprain, stress, suffer, tension, waist, young,