Dermatologists explain the benefits of red and blue light therapy, plus which is right for your complexion needs.

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.

LED therapy masks use specific light wavelengths for at-home skincare treatments. Red light is used to improve fine lines, while blue light targets acne-causing bacteria. Users should follow safety ...

Red-light therapy has emerged as a major beauty trend in the last couple of years, with fans touting its ability to give their face a youthful, blemish-free glow. The treatment uses low levels of red ...