Ключевые слова: ache, african, american, arthritis, back, backache, backbone, black, body, bones, cervical, cervicalgia, chiropractor, compression, disc, dislocation, hernia, herniated, herniation, hurt, illness, inflammation, injury, intervertebral, man, massage, massaging, nape, neck, osteochondrosis, osteoporosis, pain, painful, rheumatic, rheumatism, sciatica, scoliosis, sickness, soreness, spinal, spine, spondylitis, spondylolisthesis, spondylosis, treatment, vertebra, vertebrae,