Some have claimed that chronic use of cannabis causes amotivational syndrome in some users. Others claim that there is no such thing as "amotivational syndrome", and that persons who fit the definition are normal, if introverted, humans, and that such people tend to enjoy smoking cannabis because it reinforces this behavior.
From a World Health Organization report:
State Officials Urge Public Awareness of Neuro-Psychiatric Syndrome Affecting Children Governor Malloy Declares Pandas/ pans Awareness Day in Ct
Oct 11, 2013; HARTFORD, CT -- The following information was released by the Connecticut General Assembly, Senate Democrats: State...
Investigators at Washington State University, Department of Anthropology have published new data on ethnobiology and ethnomedicine.
Aug 11, 2010; Fresh data on ethnobiology and ethnomedicine are presented in the report 'Ethnomedicine and ethnobotany of fright, a Caribbean...