Indigo Light May Stop Nearsightedness | Huntsville News

Scientists are racing to stop the global nearsightedness epidemic, with projections that half the planet could need glasses by 2050. While glasses and contacts fix vision, they don’t halt progression — and over 40% of Americans already struggle with it. Researchers suspect screen time and lack of outdoor exposure are key culprits, but a breakthrough discovery points to indigo light (wavelengths 419–446 nm) as the solution: it activates retinal proteins that regulate eye development. Enter Electric Indigo, a startup building smart eyewear with built-in LEDs to deliver this light — aiming to tackle the root cause before vision loss becomes irreversible.

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