LED light therapy is a staple in professional beauty, but not all devices deliver the same results. Here are the key factors ...

A 2019 company-sponsored study published in the Journal of the American Academy of Dermatology suggested that low-level red and infrared light stimulate biomarkers that are linked to anti-aging skin ...

Over the past couple of years, LED red light therapy masks have quietly taken over my routine—and my bathroom counter.

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...

Have you ever stood in front of your gym's sauna, wondering which type would actually help you feel better? You're loo ...

Our deputy beauty editor tapped experts and enlisted a panel of testers to find the best LED face masks with skin-soothing red light therapy.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Picture this: It’s one of those perfect, sun-filled days in late July that feel like 36 hours instead of ...

Thanks to modern LED bulbs, light is cheaper than ever to make—except for one particular kind. Three University of Chicago scientists have announced an innovative way to create infrared light, which ...