Laser stands for light amplification by stimulated emission of radiation.
Cold or low-level laser therapy (LLLT) is relatively new in the United States, having gained FDA approval in 2002. It has, however, been used for many years in other parts of the world, including Canada, Australia, Europe and some Asian countries.
Read more at dvm360: Lasers: Applications for therapeutic use
Filed under: Cold laser therapy, Laser therapy, Low-level laser therapy, Non-drug treatments