Twelve rivers of energy flow through the body, called meridians flow through the body. The diagrams show the pathways and locations on the body. An acupuncturist can tap into the meridian that needs balancing by needling any of these points to get the balancing effect. There are numerous points on these meridians that serve as relay stations. Revisit "How acupuncture works to find the functions of the various meridians and how they related to each other."