We may earn commission from links on this page, but we only recommend products we love. Promise. Over the past month and half, I put the entirety of Hero Cosmetics' line to the test (no, fr, ...
Learn more› By Kaitlyn Wells and Zoe Vanderweide If you believe the hype, blue-light blocking glasses will prevent headaches, decrease eyestrain, and help you sleep like a baby. But do they work?