With a political debate about the potential risks and benefits of cannabis use as a backdrop,
the wave of legalization and liberalization initiatives continues to spread. Four states …

Background. Cannabis use is common in North America, especially among young people,
and is associated with a risk of various acute and chronic adverse health outcomes …

Schizophrenia (SZ) and bipolar disorder (BD) are severe psychiatric disorders which result
from complex interplay between genetic and environmental factors. It is well-established that …

Associations between cannabis use and psychotic outcomes are consistently reported, but
establishing causality from observational designs can be problematic. We review the …

With the increasing push to legalize cannabis in Western nations, there is a need to gage
the potential impact of this policy change on vulnerable populations, such as those with …

Mental disorders arise from neural and psychological mechanisms that have been built and
shaped by natural selection across our evolutionary history. Looking at psychopathology …

Interest in the relationship between cannabis use and psychosis has increased dramatically
in recent years, in part because of concerns related to the growing availability of cannabis …

Objective: The objective of this study was to clarify the etiology of substance-induced
psychotic disorder and its progression to schizophrenia in a Swedish national sample …

Background Emergency department (ED) visits involving psychosis and schizophrenia have
increased at a rate exceeding population growth in the United States over the past decade …

Objective: The purpose of this study was to clarify the causes of the smoking-schizophrenia
association. Method: Using Cox proportional hazard and co-relative control models, the …