Scientist discover the earth is good for you: Mood-boosting Bacteria Found in Dirt

Via Scoop.itPermaculture Design Review

Even if you don’t love gardening, digging in the dirt may be good for your health — and it has nothing to do with a love of nature or the wonder of watching things grow. The secret may be in the dirt itself: A bacteria called Mycobacterium vaccae that acts like an antidepressant once it gets into your system.