the DVD volume 4 Boris will provides a detailed verbal explanation followed by on screen caption commentaries at the time of hands-on performance. He teaches how to perform region specific self-massage for painful lower back region, including trigger point therapy, application of hot stones and ice, post isometric relaxation techniques, and rehabilitative exercise. This DVD is designed as a home study educational program and is essentially a course in sports medicine and containing theoretical as well as practical parts. It’s easy to study and you can use offered techniques immediately. If you sustain lower back injuries during sports activities, car accidents, work either caused by a repeated motion and/or by performing any work that strains lower back, this program could be effective in helping yourself to feel better. It could also be very beneficial in preventing possible complications like herniation of disk, degenerative disc diseases, and acceleration of osteoarthritis development within spinal joints, spondylolisthesis and more.