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.

A new therapy is showing promise for the treatment of mental illness and neurodegenerative disorders. This treatment, which consists of a blue dye and red light, may improve disorders ranging from ...

The general public often sees red light therapy as the crème de la crème of light therapy (aka phototherapy). While more research is needed on its efficacy, it has shown promise in anti-aging benefits ...

New York Post may receive revenue from affiliate and advertising partnerships for sharing this content and/or when you make a purchase. For a technology that involves doing absolutely nothing but ...

Blue light is a high-energy light that the eyes absorb from computers, smartphones, LED lights, and fluorescent lights. The sun is the biggest source of blue light. On a sunny day, it's 100,000 times ...

During the workday, you know how common it is to lose track of time. One minute, you’re starting your day by brewing a cup of coffee and checking emails, then seemingly in the blink of an eye, it’s ...