| Keywords | 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 x ray isolated white background | Caption | 12668169 - human body backache and back pain with an upper torso body skeleton showing the spine and vertebral column in red |