Masks, panels, and other red light therapy devices are selling better than ever. The Onion examines the myths and facts surrounding red light therapy. MYTH: Only light with a wavelength of 630-670 nm has proven clinical efficacy. FACT: It's okay to sneak a few 671 nm wavelengths on cheat days. MYTH: Red light therapy can [...]The post Red Light Therapy: Myth Vs. Fact appeared first on The Onion.