The proportion of new cases of schizophrenia associated with a cannabis use disorder has risen from 4% pre-legalization to 10 ...

Canadian researchers found new cases of schizophrenia triggered by cannabis have tripled since the country legalised the drug in 2015.

The study does not settle ongoing debate over whether heavy weed use causes schizophrenia, the researchers noted. However, they argue that heavy use can worsen symptoms and prognosis for people ...

Two new Canadian studies are the largest to date looking at death rates and psychosis associated with cannabis use disorder.

The study does not imply that cannabis use directly causes schizophrenia, but researchers caution that heavy cannabis use can worsen symptoms and the prognosis for those living with the psychiatric ...

The study does not settle ongoing debate over whether heavy weed use causes schizophrenia, the researchers noted. However, they argue that heavy use can worsen symptoms and prognosis for people ...