A new study suggests long-term impacts of an approach that encourages involvement of caring adults in the lives of at-risk adolescents.

New study finds worrisome statistics around medical cannabis users operating vehicles.

Turning the tide demands improvements to pain care, mental health care and medication-assisted opioid addiction care, U-M researchers say in a new report.

With voters in several states asked to decide about recreational and medical marijuana, a quick look at the state of knowledge about the drug and its derivatives

Countless research projects to better understand the science of addiction are in motion. Those cross-disciplinary findings are informing prevention and treatment.

Rapid rise in liver deaths highlights new challenges in treatment and prevention despite gains in fighting hepatitis C, researchers say.