Traction is said to separate the vertebrae by applying a force along the axial axis of the spine, and aims to decompress the neural structures and the intervertebral discs. [...] The computerized system is run under the supervision of a technician and targets a certain region of the back, such as the lumbar spine. [...] The online article concluded, “Although the safety and efficacy of VAX-D are said to be high, and the cost is relatively low (approximately 1/12 the cost of surgery), many insurance 27 companies have yet to cover the procedure. [...] The author concluded that “there is very limited evidence in the scientific literature to support the effectiveness of non-surgical spinal decompression therapy.” Nonpharmacologic Therapies for Acute and Chronic Low Back Pain: A Review of the Evidence for an 39 American Pain Society/American College of Physicians Clinical Practice Guideline (Chou, 2007) This article, published in the Annals of Int [...] The literature search and findings on the efficacy of nonpharmacologic therapies for acute and chronic low back pain was 39 also published in 2007 in the Annals of Internal Medicine.