Light Sensitivity Guide

Short answer: for migraines and headaches that build during computer work, the most helpful glasses combine three things: an FL-41 Light tint to soften the blue-green...

Short answer: mostly no. Standard clear blue-light glasses filter a small slice of short-wavelength light around 400–450 nm, but the light most strongly linked to migraine...

Squinting under office lights, needing sunglasses on cloudy days, or getting a headache in bright shops? You may be more light-sensitive than most people. This guide...

New phone, instant headache? You're not imagining it. Many OLED phones and some laptops dim their screens by switching the pixels on and off very quickly...

If certain offices, shops, car tail-lights or cheap LED bulbs give you a headache within minutes, you may be reacting to flicker — rapid changes in...