This review provides an overview of the changing US epidemiology of cannabis use and
associated problems. Adults and adolescents increasingly view cannabis as harmless, and …

Cannabis is widely used among adolescents and adults. In the US, marijuana laws have
been changing, and Americans increasingly favor legalizing cannabis for medical and …

Importance Laws and attitudes toward marijuana in the United States are becoming more
permissive but little is known about whether the prevalence rates of marijuana use and …

Objective: Attitudes toward marijuana are changing, the prevalence of DSM-IV cannabis use
disorder has increased, and DSM-5 modified the cannabis use disorder criteria. Therefore …

Substance use in young people (aged 10–24 years) might disrupt key periods of transition
that occur as the adolescent brain undergoes cognitive and emotional development, and …

Importance Over the last 25 years, illicit cannabis use and cannabis use disorders have
increased among US adults, and 28 states have passed medical marijuana laws (MML) …

Importance Opioid analgesic overdose mortality continues to rise in the United States, driven
by increases in prescribing for chronic pain. Because chronic pain is a major indication for …

Since DSM-IV was published in 1994, its approach to substance use disorders has come
under scrutiny. Strengths were identified (notably, reliability and validity of dependence), but …

Background The study of marijuana use disorders is urgently needed because of increasing
marijuana legalisation in multiple jurisdictions, the effect of marijuana use on future risk of …

Purpose The NESARC, a “third-generation” psychiatric epidemiologic survey that integrated
detailed measures of alcohol and drug use and problems has been the data source for …