The pathogenesis of pain-related diseases is “pain if it is not unblocked, and pain if it is not nurtured”. “Pain if it is not unblocked” can be manifested as the blockage of qi due to various causes, which in turn leads to poor circulation of qi and blood, and obstructs the muscles and veins of the limbs. As a result, “pain if it is not nurtured” can be caused by deficiency of qi and blood, and loss of nourishing body muscles and veins, and the treatment should follow “no pain if it is unblocked, and no pain if it is nurtured”. The pat...