Opioid use disorder (OUD) is a serious condition. People with OUD may have several distinct types of symptoms that can affect behavior, physical health, and mental health. Opioid use disorder (OUD) is ...

Physical dependence is where your body requires opioids to prevent withdrawal. OUD involves an addiction governed by the brain’s reward center, along with problematic patterns of opioid use. It’s ...

The opioid crisis refers to the rapid increase in opioid overuse, misuse, and overdose deaths since the 1990s. It involves both prescription opioids and opioids that people use recreationally. People ...

Individuals with opioid use disorder can get “stuck” in particular patterns of brain activity, a new Yale study finds. And this stickiness is more pronounced after they’ve seen images related to ...

Forbes contributors publish independent expert analyses and insights. Dario Sabaghi covers the cannabis industry with a focus on Europe. A new study suggests that cannabis could assist some people in ...

Brain volume and function are altered in individuals with opioid use disorder, a new Yale study finds. Using magnetic resonance imaging (MRI) and functional MRI (fMRI), researchers observed the ...

When patterns of opioid use cause significant distress or impairment, you may be experiencing opioid use disorder. While anyone who uses opioids can develop this condition, certain risk factors ...

A new meta-analysis of 148 studies estimates that 9.3 percent of patients who receive opioid prescriptions for chronic pain experience "dependence" or "opioid use disorder" (D&OUD). The authors, Kyla ...

Legalizing cannabis for both medical and recreational use may lead to a decline in daily opioid use among people who inject drugs in the United States, according to a new study led by a Boston ...

A new survey of American adults suggests that illicit opioid use in the United States is much more common than the government's numbers indicate. In the survey, conducted via the online platform ...