Tag Archives: Cannabis

What twenty years of research on cannabis use has taught us

In the past 20 years recreational cannabis use has grown tremendously, becoming almost as common as tobacco use among adolescents and young adults, and so has the research evidence. A major new review in the scientific journal Addiction sets out the latest information on the effects of cannabis use on mental and physical health.

More: http://www.wiley.com/WileyCDA/PressRelease/pressReleaseId-112762.html

Heavy Marijuana Users Have Abnormal Brain Structure, Poor Memory

Teens who were heavy marijuana users — smoking it daily for about three years — had abnormal changes in their brain structures related to working memory and performed poorly on memory tasks, reports a new Northwestern Medicine study.

A poor working memory predicts poor academic performance and everyday functioning.  The younger the individuals were when they started chronically using marijuana, the more abnormally their brain regions were shaped, the study reports. The findings suggest that these regions related to memory may be more susceptible to the effects of the drug if abuse starts at an earlier age.

 

Denial on the street: “But officer, I slowed way down!”

I answer a couple of dozen emails and blog comments a week, dealing with various aspects of addiction and recovery. Every now and then it becomes clear that someone wants me to cosign a desire to experiment with using again. Most often it’s folks who want to know if I think it would be OK for them to have a glass of wine at dinner occasionally, or folks who have stopped using some drugs but want to go on using another (usually marijuana). So I think it’s time to write a few words about this particular form of denial.

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