Low Level Laser Therapy (LLLT) sometimes known as Low Level Light Therapy or photobiomodulation is a low intensity light therapy. It is also referred to as red light therapy and cold laser therapy. It has proven restore hair, increase hair density and promote hair growth. It is being used to treat the genetic forms of hair loss common in men and women, androgenetic alopecia or pattern balding.
Low level laser therapy irradiates photons into scalp tissues. These photons are absorbed by weak cells to encourage hair growth. The theory of laser treatment for hair loss is that the low-dose laser treatments invigorate circulation and stimulation that encourages hair follicles to grow hair.
Four to six months.