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Feb 28, 2013 · To compare the effects of lumbar stabilization exercises and lumbar dynamic strengthening exercises on the maximal isometric strength of the lumbar extensors, pain severity and functional disability in patients with chronic low back pain (LBP). Patients suffering nonspecific LBP for more than 3 ... The progression of exercises includes: Lumbar flexion in a sitting position; Sit in a chair with your knees open and your feet on the floor. Lean forward, bending at your low back. Standing lumbar flexion: Stand with your feet about shoulder-width apart, and bend forward at the waist slowly. Apr 24, 2018 · Cervical Spinal Stenosis Exercises. As is the case for lumbar spinal stenosis exercise, exercises for cervical spinal stenosis also work to improve the strength and flexibility of the upper back and neck. These can also help bring the spine into better alignment in instances of a herniated disc, for example.