Activation of the body’s opioid system may be required for ketamine’s antidepressant effects, new research hinted. In a small study of adults with major depressive disorder, taking the opioid blocker ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Saif Khan, USC Dornsife College of Letters, Arts and Sciences (THE CONVERSATION) ...

Endogenous opioid peptides are the neurochemical basis of the anesthetic and analgesic effects of acupuncture. The quantity of acupuncture stimulus can be controlled accurately by using ...

The global burden of anxiety- and depression-related disorders is on the rise. While multiple drugs have been developed to treat these conditions, current medications have several limitations, ...

The human body naturally produces opioid-like substances, such as endorphins, which block the perception of pain and increase the feeling of well-being. Similarly, opioid drugs, including morphine or ...

This is the second post in a series on non-medication approaches for alcohol and drug abuse. Opioid addiction is a public health crisis in the U.S. It is estimated that as many as 36 million Americans ...