Friday Fact: Marijuana in 83.7% of Teens’ Substance-Related ER Visits
Marijuana vs. alcohol: marijuana was in 83.7% of teens’ substance-related ER visits. Among adults 55 to 64, 70.4% involved alcohol.
Friday Fact: Cannabis Use Disorder in Pregnancy Tied to 40% Higher Risk of Postpartum Psychiatric ER Visits
Cannabis use disorder during pregnancy was linked to a 40% higher risk of a postpartum psychiatric ER visit in a study of 2 million California births.
Friday Fact: Half of Adults Who Use Marijuana and Alcohol Use Them at the Same Time
Marijuana and alcohol: 49% of adults who use both use them at the same time, a NIDA study finds, rising to 82% among older adults with addiction.
Friday Fact: All 11 of the Top States for Teen Marijuana Use Have Legal Marijuana
Teen marijuana use by state: the 11 places with the highest past-month use among 12- to 17-year-olds all have legal marijuana.
Friday Fact: Marijuana Users Had 2x the Odds of Committing Violence
Marijuana violence risk: users had 2.05 times the odds of committing violence and 3.75 times the odds of a violent conviction.
Friday Fact: Teen Marijuana Addiction Rose After Legalization
A recent study in Addiction found that the rate of cannabis use disorder among 13-17-year-olds in Northern California who were
Friday Fact: Marijuana Detected in 42.7% of Adolescent Overdose Deaths and More Than 1 in 5 Overall
A recent study by the Centers for Disease Control and Prevention (CDC) found that marijuana was detected in 21.0% of
Friday Fact: Marijuana Use Linked to a 37% Higher Risk of Stroke
Marijuana use may increase the risk of stroke. A new analysis of more than 100 million people found that cannabis
Friday Fact: Nearly 200,000 ER Visits Linked to Scromiting
A new CDC study identified 199,565 emergency room visits involving severe, repeated vomiting linked to frequent marijuana use. The condition is
Friday Fact: Half of Teen Marijuana Users Now Meet the Criteria for Addiction
In 2025, nearly one in three Americans aged 12 and older who used marijuana in the past year had a marijuana