I think the NYT article (linked to in the NPR one) has a better, less metaphor-rife explanation of the current research. http://www.nytimes.com/2010/09/07/heal

I think the NYT article (linked to in the NPR one) has a better, less metaphor-rife explanation of the current research. http://www.nytimes.com/2010/09/07/health/views/07mind.html?_r=1&pagewanted=all http://www.nytimes.com/2010/09/07/health/views/07mind.html?_...