In excess of 2000 yrs in the past, the book Yue Ji also talked about the essential purpose of music in regulating life harmony and bettering health; "Zuo Zhuan" recorded the famous doctors of the condition of Qin along with the discussion that music can stop and address conditions: https://music-therapy46680.ambien-blog.com/38433094/music-therapy-instruments-things-to-know-before-you-buy