LA Times Studios may earn commission from purchases made through our links. This guide explores how blue light glasses can help with eye strain and sleep issues caused by digital screens. Wake up.

While a healthy amount of natural blue light helps you feel alert and awake, too much exposure from modern tech can cause eye fatigue and disrupt natural sleeping patterns—which is where blue ...

Even if you know that looking at a phone, tablet, or computer screen at night is bad for your sleep, it’s hard to stop. That’s one reason there’s been a growing interest in glasses or apps that can ...