Uploaded December 2024 | Updated September 2026, 1 week ago

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What does astigmatism really mean? And how do glasses correct for it?

40% of adults have astigmatism, but most of them don't really understand it

Watch to learn about what's really happening in astigmatic eyes and what glasses and contacts really do to address this

Learn more about how eyes and glasses really work in the full video live on the channel now!

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