And you may be curious about the red-glowing masks that you’ve seen making the rounds on social media. Red-light masks use low levels of light-emitting diode, or LED, to stimulate skin cells, says Dr.

If you’re always on the lookout for the latest skincare gadget, you may have already tried facial rollers, sculpting wands, and dermaplaning devices. And you may be curious about the red-glowing masks ...