As daylight diminishes, people can feel their mood dimming. In fact, millions of U.S. adults experience seasonal affective ...

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.

Light therapy is more than just an aesthetically appealing skin treatment (though the "looks cool on social" vibes are an added bonus)—it comes with many proven benefits for treating your most ...