Ключевые слова: anatomy, back, back ache, back pain, backache, body, cervical, chronic pain, dorsal, human back, human backache, human bone, human skeleton, inflammation, joint pain, joints, low back pain, lumbar, medical exam, osteoporosis, pain, painful, people, physical injury, rear view, sacral spine, skeleton, spinal cord, spine, sports injury, therapy, thoracic, vertebral column, vertebrates, xray,