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?
Here’s how it works. If we were buying a dash cam for our car, we’d want it to do one thing really well: record clear footage of the road ahead. Every dash cam in the list below does exactly that.