For the first time, researchers at Northwestern University have analyzed the relationship between casual use of marijuana and brain changes – and found that young adults who used cannabis just once or twice a week showed significant abnormalities in two important brain structures.
Links
[1] http://www.foxnews.com/health/2014/04/15/casual-marijuana-use-linked-with-brain-abnormalities-study-finds/
[2] http://www.rethinkpot.org/tags/research
[3] http://www.rethinkpot.org/tags/brain
[4] http://www.rethinkpot.org/tags/young-adults
[5] http://www.rethinkpot.org/tags/study