Background: The landscape of attitudes, legal status and patterns of use of cannabis is
rapidly changing in the United States and elsewhere. Therefore, the primary aim of this …

Rationale Cannabis use among people with mood disorders increased in recent years.
While comorbidity between cannabis use, cannabis use disorder (CUD), and mood …

Importance During the past decade, cannabis use among US adults has increased
markedly, with a parallel increase in suicidality (ideation, plan, attempt, and death) …

Importance Cannabis use is increasingly viewed by adolescents as not harmful. Youths with
cannabis use disorder (CUD) are recognized by clinicians as being at risk for adverse …

Background Little is known about whether people who use both tobacco and cannabis (co-
use) are more or less likely to have mental health disorders than single substance users or …

Methods: The Youth Development Instrument (YDI) is a school-administered survey of
adolescents (N= 1928, mean age= 17.1, SD= 0.3) across British Columbia, Canada. In this …

Objective: Evidence is accumulating that components of the Cannabis sativa plant may have
therapeutic potential in treating psychiatric disorders. Medicinal cannabis (MC) products are …

Background The literature regarding bidirectional relationships of depressive symptoms to
cigarette and alcohol use is mixed, and limited regarding e-cigarette and cannabis use …

Objective: With the increasing prevalence of cannabis use, there is a growing concern about
its association with depression and suicidality. The aim of this study was to examine the …

Introduction The co-occurrence of depression with cannabis use worsens both mood and
substance use disorder outcomes, with young adults particularly at risk of co-occurrence …