Abstract: Rationale and objective: The present study tested the hypothesis that chronic interference by cann- abis with endogenous cannabinoid systems during peri- pubertal development causes specific and persistent brain alterations in humans. As an index of cannabi- noid action, visual scanning, along with other atten- tional functions, was chosen. Visual scanning undergoes a major maturation process around age 12-15 years and, in addition, the visual system is known to react specifically and sensitively to cannabinoids. Methods: From 250 individuals c...
(read more)
Topics: 
Audiology
Developmental psychology