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What causes blepharospasm?

Blepharospasm is caused by an involuntary nerve impulse to the eyelid. In the majority of patients, it develops abruptly with no known cause.

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Presbyopia: Correcting Age-Related Vision Loss
Presbyopia: Correcting Age-Related Vision Loss
Sometime around of after age 40, many people notice that it is getting more difficult for their eyes to focus on nearby objects. For many, the first s...
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Why should I know about eye floaters?
Dr. Aaron P. Weingeist, MDDr. Aaron P. Weingeist, MD
Floaters are small pieces of vitreous gel or cells shaped like dots, circles, lines, clouds, or cobw...
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What is the difference between a pterygium and a pinguecula?
American Academy of Ophthalmology's EyeSmartAmerican Academy of Ophthalmology's EyeSmart
A pinguecula is a yellowish patch or bump on the conjunctiva, most often on the side closest to the ...
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Is Laser Therapy Safer than It Used to Be?
Is Laser Therapy Safer than It Used to Be?

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.