One that has surged in popularity recently is the LED face mask - it seems like they're everywhere. Designed to emulate a professional treatment, but one you can have in your PJs while watching Love ...

Even better, it's currently part of the Nordstrom Anniversary Sale—which, FYI, runs from Saturday, July 12, through August 3—and includes some of the best beauty deals of the year. The mask is my top ...

LED MASKS ARE DEVICES THAT USE DIFFERENT COLORS OF LIGHT TO HELP YOUR SKIN. THE LIGHT IS SUPPOSED TO PROMOTE CHANGES IN SKIN CELLS, LIKE MAKING MORE COLLAGEN, WHICH MAKES YOU HAVE LESS WRINKLES.