In the world of high-tech beauty gadgets, LED (light-emitting diode) masks have become a regular — and more easily accessible — part of at-home skin-care routines. Gone are the days when the red light ...

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While red and blue are the most common LED lights for skin, there are other options out there. Some devices even offer a mode that mixes blue and red, which will target fine lines and acne. However, ...

Here is an economical way to experiment with light, color, and optics. You get one Red LED light source, one Green LED light source, and one Blue LED light source. The three LEDs can be controlled ...

Star-favored, board-certified aesthetics physician Dr. Glenicia Nosworthy explains how to choose the right high-tech tool for every skin concern. By Natalie Alcala, Danielle Directo-Meston, Erin ...