Don't think that's true.

https://opto.ca/eye-health-library/reading-myths-debunked https://www.mayoclinichealthsystem.org/hometown-health/speaking-of-health/eye-health-myths-and-facts https://news.uthscsa.edu/myth-or-fact-can-sitting-too-close-to-the-tv-hurt-your-eyes-will-wearing-glasses-weaken-your-eyes-test-your-knowledge/

I guess maybe "a few" could be true but that's probably true of anything, like ants damaging vision, and so glasses are a sign of having ants