Twelve of the channels connect with organs in the trunk. Each of the twelve is named for the organ with which it connects. The organ channels and two other channels which follow the front (Ren channel) and rear (Du channel) midline of the body contain the acupuncture points. Proper rate of flow and amount of Qi in the channels is the OM definition of health. The acupuncture points are needled to restore or maintain the flow.
Each of the acupuncture points has specific effects on the different currents and/or organs of the body. In Traditional Chinese Medicine there are at least seven very commonly used groups of acu-points. Learn more about them at Acupoints