Red light therapy is a safe, all natural process that assists in skin rejuvenation and anti-aging. The light helps your ENTIRE BODY to produce collagen, elastin and improve your skin structure. Just 3 treatments per week for 20 minutes and you will see amazing results with this therapy. There is no UV or tanning from this unit. Just pure, therapeutic red light that will help to reduce fine lines and wrinkles and assist in anti-aging.