The makers of blue-lightblocking glasses tend to skirt around this fact in their marketing by implying a causal relationship between two things that are actually unrelated: the light emitted by digital screens and the strain we feel from looking at any one thing for too long.
Whether blue light glasses prevent this is unclear. Studies investigating blue light glasses and sleep have small sample sizes, arent randomized, and show mixed results.

Blue light glasses (or blue light blocking glasses) are becoming more popular than ever due to claims that they can protect your eyes against potential damage but how effective are they at keeping your eyes healthy?Do blue light blocking glasses help with eye strain?

Higher-end blue-light blockers, with or without a prescription: EyeBuyDirect Escape Glasses and Botanist Glasses. What is blue light, and do you need to block it? Why you should trust us. How we picked and tested.

Furthermore, visual representations like the one above help us fully grasp the concept of Do Blue Light Blocking Glasses Help Prevent Nearsightedness.
Science backed blue light glasses and blue blocking lighting designed to reduce harmful blue light exposure, combat eye strain, and improve sleep. Shop for blue light blocking glasses in US and Canada today! Afterpay available.
The benefit of blue light blocking glasses. By Eejay Stephen.Here, we'll explain what blue light is, why you keep hearing about it, and what you can do to prevent symptoms.