Pain-Induced Changes in the Brain ’s Opioid System May Explain the Limited Effectiveness of Opioid Therapy in Chronic Pain

Animal research suggests pain-induced changes in the brain ’s opioid receptor system may explain the limited effectiveness of opioid therapy in chronic pain; these changes also may play a role in the depression that often accompanies chronic pain.
Source: NCCAM Featured Content - Category: Complementary Medicine Authors: Source Type: news