Researchers at the University of Arizona Health Sciences are closer to developing a safe and effective non-opioid pain reliever after a study showed that a new compound they created reduces the sensation of pain by regulating a biological channel linked to pain. Most people experience pain at some point in their lives, and the National Institutes of Health estimates 100 million people in the U.S. suffer from chronic pain. Approximately 21-29% of patients prescribed opioids for chronic pain misuse them and 8-12% of people using an opioid for chronic pain develop an opioid use disorder, according to the National Institute...