From my experience owning OLED monitors like the AW3423DW and AW2725DF, and even the LG CX OLED TV, panel care features like Pixel Refresh, Auto Brightness Limiter, and logo dimming only go so far.

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 ...