Recently my wife and I were walking in the woods when I spotted a rotting birch tree. All over the decaying trunk were clusters of a gnarly black growth, which I quickly recognized as chaga (Inonotus obliquus).  Relatively unused in the west, chaga is a potent immune enhancing agent that is highly popular in Russia and parts of Europe, and it enjoys a major body of science for its health benefits.

By Chris Kilham, Published May 29, 2013, FoxNews.com

READ MORE ON FOXNEWS.COM