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Washington State University Study Among First to Test Effects of Different Strains of Cannabis on Depression and Anxiety

The study asked marijuana users to monitor consumption via a mobile app and then track reductions in depression and anxiety.

Medical Marijuana Adobe Stock Credit William Casey Resized

Using a mobile app to track the self-reported effects of different strains and different amounts of marijuana on users, [Washington State University] researchers found that smoking cannabis made people less anxious, depressed and stressed. (That's the obvious part.)

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While the research parameters were simple—participants smoked strains high in either THC or CBD, noted how many "puffs" they'd taken and then ranked their symptoms on a 1-10 scale—the study's author says it's the first test of its kind.

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What's new? It's the first study to get a significant sample size on which strains work best for people experiencing poor mental health.

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"This is to my knowledge one of the first scientific studies to provide guidance on the strains and quantities of cannabis people should be seeking out for reducing stress, anxiety and depression," Carrie Cuttler, clinical assistant professor of psychology at WSU and lead author of the study, said. "Currently, medical and recreational cannabis users rely on the advice of budtenders whose recommendations are based off of anecdotal not scientific evidence."

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Top Image: © William Casey | Adobe Stock

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