If you’ve ever suffered from dry, irritated eyes or struggled to fall asleep after a long day ... you’d start to avoid blue light from screens four hours before going to bed.

Fremen jokes aside, light therapy is pricey compared to parts some of you have sitting in a drawer. Heck, we’d wager that a few of you started calculating the necessary resistor sizes before you ...

As I said before, I mostly used the mask’s blue light setting after initially testing all three settings. The mask’s short time investment made it so that I could often do multiple treatments ...