The Xigu in Chinese medicine belongs to the general term, which refers to both the name of the body parts, the interconnecting slits or depressions between the muscles; also refers to the meridian points, meridians and the whole body meridian points. 1. Names of body parts: the slits or depressions that are interconnected with the muscles are collectively called Xigu. The larger crevices are called valleys or great valleys, and the smaller depressions are called streams or creeks. Ancient Chinese medicine records that: the big meeting of the flesh is the valley; the small meeting of the flesh is the stream. 2. Meridian points: Valley, equivalent to the twelve meridians, including the three yin meridians of the hand, the three yang meridians of the hand, the three yin meridians of the foot and the three yang meridians of the foot. Xi, which corresponds to the meridian points scattered throughout the body. To summarize, the term Xigu in Chinese medicine refers to both the name of the body part and the meridian points in general. If you are in discomfort and need acupuncture, please go to the hospital and have it done by a professional doctor.