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A 21-year-old member asked:

What causes presbyopia?

2 doctor answers4 doctors weighed in
Dr. Moonyoung Chung
Ophthalmology 27 years experience
Aging: Presbyopia is the loss of near reading ability due to loss of accommodation of your lens/lens zonules in your eye associated with aging requiring use of reading correction. This starts approximately 40 years old.
Created for people with ongoing healthcare needs but benefits everyone.
Dr. Ari Weitzner
Ophthalmology 35 years experience
Lens gets too stiff: So it can't focus light on the retina as objects get closer.
Created for people with ongoing healthcare needs but benefits everyone.

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Last updated Apr 18, 2014

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