About what share of Americans wear prescription eyeglasses?
Answerabout 64%
About 64% of Americans wear prescription eyeglasses, making glasses the most common form of vision correction in the country.
Source: The Vision Council (2023) glasses.com
Health · Facts & sources
Optical facts & stats
3 sourced facts about eyesight, glasses and vision correction, each with the context behind the number. 4 more are in today's round and appear here after it closes.
The basics
Going deeper
About what share of the world's population currently has myopia (nearsightedness)?
Answerover 28%
Global myopia prevalence had already passed 28% as of the early 2020s, driven by more screen time and less time outdoors, especially among children.
Source: PMC / academic review on the myopia pandemic (2021) pmc.ncbi.nlm.nih.gov
Expert level
What share of all global vision impairment is caused by uncorrected refractive error (needing only glasses)?
Answer43%
Uncorrected refractive errors like nearsightedness and farsightedness cause about 43% of vision impairment worldwide — the single largest cause.
Source: World Health Organization (via Wikipedia) (2012) en.wikipedia.org
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