The exact location of the bladder meridian begins at the head, then runs along the back side of the head and down to the outer pinky edge of the foot. It is also a very important barrier against external evil, especially against wind and cold. Regular massage of the bladder meridian can stimulate the body’s own immune system to resist the invasion of external evil, and has a positive effect in improving the fight against external diseases. Therefore, proper massage of the bladder meridian has the effect of improving the overall health of the body.