Chronic pain. The National Institutes of Health reports that tens of millions of Americans suffer from it. Chronic pain can destroy your quality of life and make even the simplest of tasks unbearable. Experts at Mayo Clinic want to change that. They are using an implantable device that stimulates the spine to reduce pain for some people. Reporter Vivien Williams takes us into the OR to learn more about this method of pain relief. To learn more, visit http://mayocl.in/2zj978X.