Smoking skunk cannabis triples risk of serious psychotic episode, says research

Study of patients at south London hospitals finds those who smoked skunk every day had five times the normal risk of psychosis

Smoking powerful skunk cannabis triples the risk of suffering a serious psychotic episode, scientists have found.

In the population studied by the researchers in South London, where cannabis use is widespread, the drug is linked to one quarter of all new cases of psychosis, the team found.