Although classically several modes have been used to hasten resolution of back pain, most physical therapy modes have no effect when rigorously tested. Traction, local application of heat, cold, and ultrasound, and corsets have been shown to have no effect. Epidural steroid injections. May speed recovery from radicular pain. Trunk extensors, abdominal muscles, aerobic conditioning.
Main benefit is that they promote early mobilization, which is critical in treating acute back pain.
The specific exercise doesn't matter as much as the mobilization. Chronic back pain. Once back pain has been established for more than 1 year, the prognosis is poor. Mild analgesia should be used, avoidance of chronic or repeated reliance on narcotics for pain control is a key management priority. If depression is encountered, it should be treated.