Clear guides to blue light blocking glasses, evening screen routines and FL-41 tinted lenses. Start with the articles below, or explore the deeper research and buying guides further down.
Struggling to Fall Asleep After Using Your Phone? Here’s What Researchers Say About Evening Blue Light -And the Simple Fix Many People Are Turning To
Explore the research and buying guides
Want more detail? These guides explain the evidence, the lens questions and the choices behind our range.
Blue light and screens
Evening light and sleep
FL-41 and light sensitivity
These guides are published by Heritage Gaze, an eyewear retailer. They explain research and product information; they are not personal medical advice. About us · Contact us