Editorial -- The aging of the population: a growing concern for spine care in the twenty-first century -- Review -- Natural history of the aging spine -- Overview of osteoporosis: pathophysiology and determinants of bone strength -- Biomechanics of the aging spine -- Recognizing and reporting osteoporotic vertebral fractures -- Principles of management of osteometabolic disorders affecting the aging spine -- Medical treatment of vertebral osteoporosis -- Bisphosphonates in osteoporosis -- The aging spine: new technologies and therapeutics for the osteoporotic spine -- Vertebroplasty for osteoporotic spine fracture: prevention and treatment -- Interdisciplinary approach to balloon kyphoplasty in the treatment of osteoporotic vertebral compression fractures -- Economic implication of osteoporotic spine disease: cost to society -- Lumbar spinal stenosis in the elderly: an overview -- The conservative surgical treatment of lumbar spinal stenosis in the elderly -- Cervical myelopathy: clinical and neurophysiological evaluation -- Anterior decompression for cervical spondylotic myelopathy -- Posterior approach to the degenerative cervical spine -- Spinal metastasis in the elderly.