The group of researchers were the first to take snapshots of the moment naloxone reverses an opioid overdose in the brain.

Listening to a favorite song can trigger a profound emotional response that rivals the feelings produced by biological ...

The researchers captured eight unique structural models and 16 cryogenic electron microscopy maps of the receptor with both ...

Scientists have known for decades that opioids relieve pain by binding to molecular switches in the brain called mu-opioid receptors. What they didn't know—until now—was exactly what happens next.

Researchers from the Turku PET Centre, Finland, have observed that the length of daylight hours impacts opioid receptor levels in brown fat. When daylight hours shorten, the receptor activity levels ...

Drugs that target opioid receptors sometimes have severe side effects. Thousands of people around the world die every day from overdoses involving opioids such as fentanyl. An international team of ...

A medication long known for its use in substance abuse treatment is getting a second life in the world of functional medicine ...

By Dennis Thompson HealthDay ReporterTHURSDAY, Nov. 20, 2025 (HealthDay News) — The opioid addiction medication buprenorphine ...