Difference between revisions of Frequently Asked Questions/Astigmatism
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==How do I know if I have astigmatism?== | ==How do I know if I have astigmatism?== | ||
If you have a [[prescription]] from an [[optometrist]], look for [[Cylinder]] or CYL. The Cylinder value is your astigmatism. The [[axis]] value is the plane in which the astigmatism is present. | If you have a [[prescription]] from an [[optometrist]], look for [[Cylinder]] or CYL. The Cylinder value is your astigmatism. The [[axis]] value is the plane in which the astigmatism is present. | ||
Blog post: [https://endmyopia.org/test-need-astigmatism-correction-normalized-prescriptions/ Topic: How To: Test If You Need Astigmatism Correction (for Normalized Prescriptions)] | |||
==Less than 1 diopter of CYL== | ==Less than 1 diopter of CYL== | ||
In the majority of cases, you can ditch astigmatism correction entirely if it's under one diopter. | In the majority of cases, you can ditch astigmatism correction entirely if it's under one diopter. |
Revision as of 13:01, 4 September 2021
Frequently Frequently Asked Questions (please read this!) |
General
About Myopia | LASIK |
Glasses & diopters |
Mindset | Troubleshooting |
The Process — EndMyopia Glossary
Active Focus | Habits | Measurement | Normalized | Differentials | Astigmatism | Other |
EndMyopia
Skepticism |
About EM | Paid course | Other eyesight conditions |
Ineffective Myopia Treatments |
What is astigmatism?
Astigmatism is myopia in a specific axis of the eye, as opposed to myopia for the whole of the eye.
Is astigmatism genetic?
In 99% of cases, no - astigmatism is induced. Actual genetic astigmatism is incredibly rare.
Can you reverse astigmatism?
Yes. Many participants have been able to reduce their astigmatism correction.
How do I know if I have astigmatism?
If you have a prescription from an optometrist, look for Cylinder or CYL. The Cylinder value is your astigmatism. The axis value is the plane in which the astigmatism is present.
Blog post: Topic: How To: Test If You Need Astigmatism Correction (for Normalized Prescriptions)
Less than 1 diopter of CYL
In the majority of cases, you can ditch astigmatism correction entirely if it's under one diopter.
More than 1 diopter of CYL
What do I do for close-up?
Blog post: Topic: Addressing > 1 Diopter Astigmatism For Close-Up