Shan Hai Jing is the existing earliest book of regional geography in China.As the most important part of the book,Shan Jing,which described the environment of series of mountains,recorded then many kinds of diseases and medicines（mainly herbs）,their places in series of mountains to some extent reflected their geographic distribution.In general,infectious diseases mainly occurred in middle and lower reaches of the Yellow River;mental diseases and neurological diseases were more concentrated in the western mountains of Henan province and in the...
