Problems are pointed out by analyzing Chinese medicine books to “treating disease from the root theory since the foundation of people's public China.By studying the origin of “treating disease from the root,it is to discuss the definition of “root,and how to “from the root and “treat root.This article is to discuss “the root and to realize that “the root in the various Chinese medicine books during the past scores of years has been an obscure concept.And “treat root is even wrongly regarded as “treat branch which violates the basics theory of traditional Chinese medicine.Therefore it is aimed to obtain associates assent from experts in this field.