The Truth About Smoking Marijuana and Academic Performance

Washington University School of Medicine’s marijuana researchers Jason Kilmer and Christine Lee discuss recent findings from Monitoring the Future. The survey shows use of the drug among college-age young adults is the highest it has been since the 1980s, and they explain what the potential consequences might be.

Research consistently shows the more frequently college students use marijuana, “the lower their GPA tends to be, the more they report skipping class, and the longer it takes them to graduate.” The good news is that cognitive performance improves when marijuana use stops.

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THC Percentages are rising Rapidly

They explain that average THC concentrations in cannabis gradually increased from 2% in the 70s, to 3% in the 80s, 4% by the mid-90s, and then climbed steadily to 15% by 2018. Legal markets have generated much higher concentrations with dabs, hash oil, and other products reaching 60% THC.

Any products over 10% THC are considered to be “high potency” and are “associated with greater risk of cannabis use disorder and adverse mental health outcomes,” they say.

Read The Conversation article here.