Cannabis-Use Disorder

Significant variation in mortality trends in substance use disorders among US counties

Mortality rates decreased for alcohol use disorders, self-harm, and interpersonal violence between 1980 and 2014. Mortality rates for drug use disorders increased both nationally and in each county over the same period.

Antisocial and Borderline Personality Disorders Associated With Cannabis Use

Antisocial and Borderline Personality Disorders Associated With Cannabis Use

The investigators found that antisocial (β=0.23) and borderline (β=0.20) personality disorders were strongly associated with cannabis use as well as with cannabis use disorder.

Increased Odds of Cigarette Use, Relapse Among Cannabis Users

Increased Odds of Cigarette Use, Relapse Among Cannabis Users

The findings of these analyses suggest that, to an extent, this relationship might be generalized to cannabis users as a whole, not just those diagnosed with a cannabis use disorder.

Scale of Online Marketplace for Marijuana Increasing

Scale of Online Marketplace for Marijuana Increasing

Online marijuana searches grew by 98 percent as a proportion of all searches from 2005 to 2017.

Mortality Rates for Substance Use Disorders, Intentional Injuries Vary Widely By County

Mortality Rates for Substance Use Disorders, Intentional Injuries Vary Widely By County

Researchers calculated age-standardized mortality rates on a county level in the United States between 1980 and 2014, specifically examining rates for self-harm, interpersonal violence, alcohol use, and drug use.

Cannabis Use Associated With Subsequent Psychotic Experiences in Adolescents

Cannabis Use Associated With Subsequent Psychotic Experiences in Adolescents

Both early-onset cannabis users and late-onset cannabis users had an increased risk for psychotic experiences at age 18.

Cannabis Use in Adolescence May Mediate Future Hypomania

Cannabis Use in Adolescence May Mediate Future Hypomania

Frequent cannabis use was associated with subsequent hypomania.

Illicit Marijuana Use Increased in States With Legal Medical Use

Illicit Marijuana Use Increased in States With Legal Medical Use

Cannabis use disorder is also rising faster in states that have legalized marjiuana.

Crystal Structure of Cannabinoid Receptor 1 Determined: Implications for Managing Pain

Crystal Structure of Cannabinoid Receptor 1 Determined: Implications for Managing Pain

The crystal structure may provide inspiration for designing drugs that refine efficacy and avoid adverse events.

Reduced Bone Density Among Heavy Users of Cannabis

Reduced Bone Density Among Heavy Users of Cannabis

Researchers find heavy users have lower bone density than cigarette smokers.

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