This is the magic of your body working. Research is still trying to figure out a purely scientific point of view, but essentially studies do agree that the needles themselves don’t hold the magic. It is the body’s response to the needles being inserted into the skin that works its own magic. Functional MRI’s, blood tests, and temperature monitors have given us a little insight into the complexity of the healing response of the body. The simple answer is the body heals itself and the pins are just helping us to focus the message.