The valley is the larger part of the gap or depression where muscles contact each other. Valley, the gap or depression where muscles and muscles contact each other. The big one is called valley or big valley, and the small one is called stream or brook. "Su Wen Qi Xue Lun" said: "The general meeting of meat is the valley, and the small meeting of meat is the stream."
Dagu: name of human body part. Refers to a large depression between muscles.
Large joints.
"Su Wen Qi Xue Lun" said: "The general meeting of meat is the valley, and the small meeting of meat is the stream."
"Plain Questions · Five Zang Organs Generation Chapter" says: "There are twelve points in a man's grain."
Zhang Jiebin's "Analects of Meridians, Volume VIII, Twenty one" notes: "The valley is the largest joint. The largest joint is not like four branches. The shoulder, elbow, and wrist are in the hand, and the condyle (ankle), knee, and wrist (hip) are in the foot. The four branches have three sections each, which is twelve points."
