Dou Linping believes that LED light application in the medical level, has not been completely carried out, has not done enough in-depth research. There is no such thing as "LED light has antibacterial, anti-inflammatory and cosmetic effects". Ren Yuanyuhui said that LED has not yet found out the bottom of it, because of the different thermal spectrum, or can be in specific conditions to the environment and bring benefits, but said that it has sterilization, anti-inflammatory, cosmetic use is exaggerated, is overblown.