Blinding diseases caused by the degeneration of photoreceptors, such as age-related macular degeneration (AMD) and retinitis pigmentosa (RP), affect 200 million people worldwide and represent the leading causes of visual impairment and blindness. Beyond the personal impact on quality of life and independence, vision loss places a global economic burden estimated at more than $400 billion per year in health care costs and lost productivity.
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Researchers develop light-activated drugs that restore sight in blind mice
July 16, 2026
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