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 ...

The chaga mushroom grows on birch trees throughout the northern hemisphere. Possible benefits may include lowering cholesterol levels, supporting immune function, and reducing blood pressure. Chaga ...

Chaga mushrooms are a birch-tree fungus from cold climates that people have used for centuries, and they’re now commonly consumed as tea or supplements. Animal and test-tube studies suggest chaga ...