Overdose deaths involving methamphetamine almost tripled in the United States between 2015 and 2019, according to a new study.

The Drug Enforcement Administration has issued a warning about an increase in counterfeit pills laced with fentanyl that are made to look like real prescription medications.

Almost one in five high school students uses e-cigarettes, cigarettes and marijuana together, according to a new study.

Find more of our must-reads in policy news, including a DEA public safety alert on pills laced with fentanyl and methamphetamine.

View our curated digest of the latest research news, including the argument that substance addiction is a brain disease.