Low Level Laser Therapy (LLLT) has been around for many years as a treatment for hair loss. Nowadays, there is an abundance of laser hair regrowth devices that are cleared by the US FDA for hair loss. But exactly why laser therapy works for hair loss, what are the biochemistry mechanisms behind laser therapy that can promote new hair growth? Nobody knows for sure, until now. We have finally come across a real scientific study that examines how laser therapy promotes new hair growth. Click Why Laser Hair Regrowth Treatment Works to read the full article.