Whether you're looking to upgrade your skin care routine or invest in hair restoration, these are the best Prime Day deals on ...

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 ...

WSJ Buy Side is The Wall Street Journal’s research and commerce team. Our commerce content is distinct from our newsroom coverage. We earn a commission from some links in our articles. Learn more. LED ...

From 3D movie screens to augmented-reality devices, many modern technologies rely on our ability to manipulate light. Doing so in a cost-effective and efficient way, however, is often a formidable ...

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 ...