Upon a glance in the mirror as you use an LED mask, it might appear that you’re wearing a serial-killer costume. While obviously it makes sense to laugh about the fact that, yes, you look a little ...

This article was featured in One Great Story, New York’s reading recommendation newsletter. Sign up here to get it nightly. The lightbulb was flickering over my head. Not the idealized cartoon ...

The global LED face mask boom did not arrive quietly. Social media turned red light therapy into a beauty ritual, celebrities posted glowing selfies and at-home devices began appearing everywhere from ...