Are you disputing the fact that marijuana use is associated with mental-illness, especially in teens?
There's no denying the association is made. It's also been associated with white women having sex with jazz musicians.
>> “Are you disputing the fact that marijuana use is associated with mental-illness, especially in teens?” <<
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Most assuredly so!
The Nixon “Blue Ribbon” commission found that there was no evidence whatsoever of any measureable lasting effect beyond weight gain in a small number of individuals.
Nixon had believed the ignorant myths, and counted on the report to call for strident regulation.