Want to Get Smarter? Eat Dirt

A walk through the woods may do wonders for easing anxiety and learning new tasks, according to new research. Microbiologists at The Sage Colleges in Troy, New York, found that feeding mice a bacteria that is commonly found in soil had a powerful effect on how well they figured out how to get through a complex maze. It also eased their anxiety. "We were very surprised" at how much improvement the bacteria, Mycobacterium vaccae, made in the performance of mice that got the bacteria compared to...Full Story
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