Visible light therapy is used to treat mild to moderate acne outbreaks. Blue light therapy and red light therapy are both types of phototherapy. This kind of therapy is fairly easy to access, and can ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? At the simplest level, different colors of light have different wavelengths.

Let there be light — for your pain, skin, and injuries, that is. The possibilities of red light to treat a variety of health and aesthetic concerns are just emerging thanks to interest from ...