Magnitude of sight loss

Discover how sight loss affects over a billion people worldwide—and why the number is still rising. Best viewed on desktop — scroll slowly to explore the full data story.

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Bourne, R., Steinmetz, J. D., Flaxman, S., Briant, P. S., Taylor, H. R., Resnikoff, S., … & Tareque, M. I. (2021). Trends in prevalence of blindness and distance and near vision impairment over 30 years: an analysis for the Global Burden of Disease Study. The Lancet global health, 9(2), e130-e143.

Bourne, Rupert RA, et al. “Causes of vision loss worldwide, 1990–2010: a systematic analysis.” The Lancet Global Health 1.6 (2013): e339-e349.

Burton et al., “Lancet Global Health Commission on Global Eye Health: Vision Beyond 2020,” The Lancet Global Health, vol. 9, no. 4, pp. e489–e551, 2021.

Reddy PA, Congdon N, MacKenzie G, et al. Effect of providing near glasses on productivity among rural Indian tea workers with presbyopia (PROSPER): a randomised trial. Lancet Glob Health 2018; 6(9): e1019-e27.

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