Adolescents and young adults living in states with more liberal policies reported higher average rates of cannabis use but significantly lower rates of cannabis use disorder (abuse or dependence) than those in states with more conservative policies, even when controlling for medical cannabis laws.

Adolescents and young adults living in states with more liberal policies reported higher average rates of cannabis use but significantly lower rates of cannabis use disorder (abuse or dependence) than those in states with more conservative policies, even when controlling for medical cannabis laws.: http://bit.ly/2sGqL15 Read more... http://bit.ly/2HtZo4V