Add Yahoo as a preferred source to see more of our stories on Google. LED masks use specific wavelengths of light to penetrate the skin and trigger cellular changes, according to dermatologist Dr.

Over the past couple of years, LED red light therapy masks have quietly taken over my routine—and my bathroom counter. Why? Because the research behind using LED lights for skincare is super positive ...

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 ...