Cannabis use has been reported to induce long-lasting psychotic disorders and a dose-
response relationship has been observed. We performed a systematic review of studies that …

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 …

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

BackgroundPsychotic experiences (PEs) are common in childhood and adolescence and
their association with mental disorders is well-established. We aim to conduct a quantitative …

Cannabis use is associated with an earlier age of onset of psychosis (AOP). However, the
reasons for this remain debated. Methods: We applied a Cox proportional hazards model to …

Cannabis is the most commonly used illicit drug worldwide, with~ 5 million daily users
worldwide. Emerging evidence supports a number of associations between cannabis and …

“K2” and “Spice” drugs (collectively hereafter referred to as Spice) represent a relatively new
class of designer drugs that have recently emerged as popular alternatives to marijuana …

Objective: While it is now recognized that psychotic experiences are associated with an
increased risk of later mental disorders, we lack a detailed understanding of the reciprocal …

The increased legal availability of cannabis has led to a common misconception that it is a
safe natural remedy for, among others, pregnancy-related ailments such as morning …

Objective To determine whether use of cannabis in adolescence increases the risk for
psychotic outcomes by affecting the incidence and persistence of subclinical expression of …