《黄帝内经》通过来（顺）与往（逆）判断病证的盛与衰，应用夺、迎、逢与济、随、追之法达到泻与补的目的。针刺迎随补泻之法同徐疾补泻、提插补泻、呼吸补泻一样是诸多针刺法中的一种。迎随是具体治法，补泻是治则。至于迎、随之法如何达到补泻之目的，病在一侧，针刺另一侧经脉，以及施针穴位在经脉走向同一端，这两种情况就不存在迎与随的问题。若病位和针刺穴位分别处在经脉走向的始末两端，施针者与被施者意念协调一致，沿经脉循行方向进针，可达到起补泻之目的。

Huangdi Di Nei Jing determines evidence of disease and syndrome by channel come（antegrade）and go（retrograd）.The reinforcing and reducing method are used to achieve the goal of capture，ingratiation，aid and superaddition.The along-against-channel reinforcing and reducing method with the slow-rapid reinforcing-reducing method，with the lifting-thrusting reinforcing-reducing method，with the reinforcing-reducing method by respiration is the same as many acupuncture methods.The alongagainst-channel acupuncture is specific treatment.The reinforcing and reducing is principle of treatment.How does along-against-channel acupuncture achieve reinforcing and reducing.Disease is on one side，acupuncture meridians is on the other side，and acupuncture point in the vicinity of the starting point of meridians.There are no problem of along-against-channel acupuncture method in these two situations.If disease location and needle point are at opposite ends of channels，acupuncturist and patient shall have to join together of common mind，and acupuncturist will perform along meridian running direction you can reach the purpose of reinforcing and reducing.