The study came about when a few scientists in a lab that specializes in sex differences noticed that some mice weren't displaying normal pain responses. (science.howstuffworks.com)
The light's effect, put simply, stimulates the body's normal pain relieving and healing processes to occur at an accelerated rate. (loyalcompanionanimalcare.com)
A recent study that reviewed many peer reviewed published scientific studies i.e. evidence based medicine stated, «JPS surgery is a method of consistently providing normal pain free hip function». (acvs.org)