Linda Buzzell: Can Playing in the Dirt Make You Smarter?
If you need yet another good reason to convince yourself or your kids to go outside and get your hands in the dirt, here it is: new research reveals that a bacterium in the soil not only lowers depression and anxiety but also can make you smarter! Science Daily reports that “exposure to specific bacteria in the environment, already believed to have antidepressant qualities, could increase learning behavior.” The new research was presented at the 110th General Meeting of the American Society for Microbiology in San Diego. ” Mycobacterium vaccae is a natural soil bacterium which people likely ingest or breathe in when they spend time in nature,” says Dorothy Matthews of The Sage Colleges in Troy, New York, who conducted the research with her colleague Susan Jenks. Previous research studies on M.

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