Cannabis link to psychosis under spotlight after series of murder trials

 Cannabis link to psychosis under spotlight after series of murder trials

A ‘minority’ of people using cannabis develop psychosis but ‘it’s a minority that could be prevented’, says expert

When he killed his wife at their home in Finglas, Dublin in November 2021, Diego Costa Silva held several delusional beliefs.
He believed Fabiola De Campos Silva was possessed by a serpent, and that…