Back Pain Relief in Pekin, IL with Spinal Decompression Therapy and Chiropractic Care At Clanahan Wellness Spinal Decompression Therapy, our chiropractors in Pekin, IL are here to help you improve your spinal health and conquer back pain! We offer a gentle, non-surgical treatment called spinal decompression therapy. This treatment gently stretches your spine, which can relieve pressure on your discs and promote healing.