Washington: Marijuana Law Changes Not Associated with Increased Teen Use

Changes in marijuana laws are not associated with increased use of the substance by teens, according to data compiled by Washington’ Healthy Youth Survey and published by the Washington State Institute of Public Policy.

State survey results from the years 2002 to 2014 show little change in cannabis consumption by Washington teens despite the passage of laws permitting and expanding the use of marijuana for both medical and recreational purposes during this time.

Self-reported marijuana use fell slightly among 8th graders, 10th graders, and…