Furthermore, the study was able to dispel fears that legalization could exacerbate the psychopathological symptoms associated with cannabis consumption in addition to consumption itself: after the first six months, there was no difference between the two study groups in terms of depression, anxiety or other symptoms.

[...]

The interim assessment after two years of study shows a significant improvement in the mental state of the approximately 300 or so participants who are still taking part.

So gut wie jedes Schauermärchen rechts-konservativer Politiker und Ihrer "Experten" löst sich also bei näherem hinschauen in Luft auf. Sogar das Gegenteil scheint wahr. Der rechts-konservative Verbots- und Bestrafungs-Fetischismus hat den Menschen eher gesundheitlich geschadet.