I COULDN’T HELP wondering, though, if having more data on how nature changes our brains and immune cells would actually lure more of us into the woods. We also know we’re supposed to eat more leafy greens, but most of us don’t. The kale analogy is pretty apt, because it turns out that even when we don’t like nature, such as during lousy winter conditions, it ends up benefiting us. At least that’s what University of Chicago professor Mark Berman found when research subjects took walks in an arboretum during a blustery winter day. The walkers didn’t enjoy themselves, but they still performed
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