Study: Teens Who Smoke Weed Daily are 60% Less Likely to Complete High School than Those Who Never Use

The Washington Post, September 9, 2014

"Teenagers who smoke marijuana daily are over 60 percent less likely to complete high school than those who never use. They're also 60 percent less likely to graduate college and seven times more likely to attempt suicide. Those are the startling conclusions of a new study of adolescent cannabis use out today in The Lancet Psychiatry, a British journal of health research.

Researchers gathered data on the frequency of cannabis use among 3,725 students from Australia and New Zealand, and then looked at the students' developmental outcomes up to the age of 30. They found 'clear and consistent associations between frequency of cannabis use during adolescence and most young adult outcomes investigated, even after controlling for 53 potential confounding factors including age, sex, ethnicity, socioeconomic status, use of other drugs, and mental illness.'" Read more