Sorry, But These Viral Images Can't Actually Diagnose Astigmatism
But everyone seriously needs to calm down because according to Dr. Samuel D. Pierce, those images aren’t a good representation of astigmatism at all. And as president of the American Optometric Association and someone with astigmatism, he should know.
First of all, let’s review what astigmatism is. It happens when your eye is shaped differently than what’s normal, causing a refractive error. Pierce said you can imagine it like you’ve cut a tennis ball in half and you squeeze it, changing the curvature. Basically it’s like having an extra-curvy cornea.The effect is that objects appear blurry. There’s also more than one type of astigmatism, which affects in which direction the blurs appear.
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