What do chronic migraines, back pain, and irritable bowel syndrome have in common? These seemingly unrelated conditions share a common underlying problem—sensitization of the nervous system. When I ...

DEAR DR. ROACH: I suffered a lower back injury in 2001, with crushed and bulging discs in the L2, L3, L4 and L5 vertebras. After over a year of physical therapy and drugs, my pain doctor tried an ...