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Cannabis is a known risk factor for developing psychosis that can progress to schizophrenia but this is the first time researchers have found brain-level changes in an at-risk population in real time.
Overuse of high-potency cannabis could be linked to a sharp increase in schizophrenia cases in Canada, according to a new study that calls for a review of the drug’s long-term effects.. The ...
High potency marijuana is linked to a greater risk of psychosis and addiction, according to new research. The strength of cannabis has increased in the past half century.
An opposing view was expressed by Suzanne Gage and coauthors reviewing the literature available in 2016, who regarded the epidemiologic evidence on cannabis use and psychosis strong enough "to warrant a public health message that cannabis use can increase the risk of psychotic disorders," but also cautioning that additional studies are needed ...
There is strong evidence that using cannabis can produce psychotic and affective experiences. [28] When it comes to persisting effects, there is a clear increase in the incidence of psychotic outcomes in people who had used cannabis, even when they had used it only once. More frequent use of cannabis strongly augmented the risk for psychosis.
A 2005 meta analysis concluded that adolescent use of cannabis increases the risk of psychosis, and that the risk is dose-related. [48] A 2004 literature review on the subject concluded that cannabis use is associated with a two-fold increase in the risk of psychosis, but that cannabis use is "neither necessary nor sufficient" to cause ...
Research has found that heavy marijuana use during the teen and young adult years can increase the risk of triggering the start of schizophrenia and psychosis. There is also evidence that regular ...
In European-American women, sexual and physical abuse, as well as major depressive disorder (MDD) predicted age of cannabis initiation, with development of a CUD being predicting more specifically by MDD and physical abuse. [13] Those with sexual trauma who initiate cannabis use prior to the age of 16, are also more likely to develop psychosis ...