https://www.practicalpainmanagement.com/treatments/psychological/cognitive-behavioral-therapy/comorbid-chronic-pain-ptsd-update-research-tre Comorbid Chronic Pain and PTSD: An Update on Research and Treatment Chronic pain and PTSD often interact to negatively impact the course of either disorder, requiring thoughtful assessment and reflexive, tailored treatments.By David Cosio, PhD, ABPP and Amy Demyan, PhD, RYT The prevalence rate of chronic pain in the general US population ranges between 10% to 20%.1 Chronic