Abstract Background and Aims Epidemiological trends show marijuana use in the United
States to have increased in recent years. Previous research has identified cohort effects as …

Anxiety and related disorders are the most common mental conditions affecting the North
American population. Despite their established efficacy, first‐line antidepressant treatments …

Importance Pediatric health care contacts due to cannabis exposure increased in Colorado
and Washington State after cannabis (marijuana) policies became more liberal, but …

Aims (1) To describe open source legal data sets, created for research use, that capture the
key provisions of US state medical marijuana laws. The data document how state lawmakers …

Background Medical marijuana (MMJ) laws and policies have evolved rapidly over the past
decade in the United States. Public health concerns over the impact of these laws might be …

Studies investigating the impact of medical marijuana legalization have found no significant
changes in adolescent use. In one of the few studies focused on recreational marijuana, we …

Background Self-medication with drugs or alcohol is commonly reported among adults with
mood or anxiety disorders, and increases the risk of developing substance use disorders …

Objectives. To determine the association of medical marijuana laws (MMLs) with traffic
fatality rates. Methods. Using data from the 1985–2014 Fatality Analysis Reporting System …

The global debate about the regulation of cannabis has intensified in recent years, and
jurisdictions have increasingly amended their legislation to allow for the medicinal or …

Due to the recentness of changes to marijuana policies in a number of states, the effect on
adolescent use and perceptions is not yet well understood. This study examines change in …