Table of Contents

Overview of the Endogenous Opioid Systems: Anatomical, Biochemical and Functional Issues; Physiological Dependence on Opioids; Opioid Reinforcement Processes; Tolerance, Endorphins and Other Aspects of Opiate Drug Discrimination; Environmentally-Induced Analgesia: Situational Factors, Mechanisms and Significance; Endorphins, Opiates and Food Intake; Evidence for Opioid Involvement in Controls of Drinking and Water Balance; The Role of Opioid Mechanisms in Social Interaction and Attachment; Endorphins and Sexual Behaviour; Endorphins, Exploration and Activity; Opioid Modulation of Learning and Memory; Endogenous Opioid Systems and Neurobehavioral Development; Neurochemical Methods in the Study of the Role of Endorphins in Psychiatric Disorders; Narcotic Antogonist and Opioid Treatment in Psychiatry.