As teenagers nowadays engage in intense physical exercise for height reasons; at the same time, children’s nutritional status has improved, growing too fast and significantly taller than their parents, which has led to a fashionable disease – “teenage back pain”, which is quite common. Parents are confused as to how children can develop a disease that used to be common in adults or the elderly. The following is an explanation of the causes: Adolescent low back pain has a variety of causes, not just overuse or “growing pains”. It can also include metabolic disease, juvenile osteoporosis, inflammatory disease, ankylosing spondylitis, seronegative arthritis, neoplastic disease, osteoid osteoma congenital disease, progressive disease, traumatic disease, microarticular dysplasia, lumbar spondylolisthesis, and isthmic fracture of the vertebral arch.