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... Presbyopia is an age-associated progressive loss of the focusing power of the lens. This results in difficulty seeing objects close-up.
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www.nlm.nih.gov/medlineplus/ency/article/001026.htm#Def...
www.nlm.nih.gov/medlineplus/ency/article/001026.htm#Definition
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What causes presbyopia? ... Presbyopia is the normal worsening of vision with age, especially near vision. As you approach middle age, the lenses in your eyes begin to thicken and lose their flexibility.
http://www.webmd.com/eye-health/tc/presbyopia-topic-ove...
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2 i have a problem in understanding the meaning of the disease presbyopia. in most of the books its given that presbyopia is a defect in which an old person cannot see nearby objects. this means the person is suffering from old age hypermet...
http://www.wisegeek.com/what-is-presbyopia.htm
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Presbyopia is a vision condition in which the crystalline lens of your eye loses its flexibility, which makes it difficult for you to focus on close objects. ... Presbyopia may seem to occur suddenly, but the actual loss of flexibility takes place over a number of years. Presbyopia usually becomes noticeable in the early to...
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Presbyopia is mostly occurs at around age 40. It is when people start to experience blurred near vision when reading, sewing or working on a computer.
http://answers.ask.com/Health/Other/what_is_presbyopia
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Presbyopia - Wikipedia, the free encyclopedia
Presbyopia (Greek word "presbys" (πρέσβυς), meaning "old man" or "elder", with Latin root "-opia", meaning "eye") describes the condition where the eye exhibits a progressively diminished ability to ...
en.wikipedia.org/wiki/Presbyopia
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Learn about presbyopia causes, symptoms and treatments, including options for contact lenses, eyeglasses or vision surgery. ... Presbyopia usually occurs beginning at around age 40, when people experience blurred near vision when reading, sewing or working at the computer.
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www.allaboutvision.com/conditions/presbyopia.htm
www.allaboutvision.com/conditions/presbyopia.htm
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Presbyopia is a condition in which the lens of the eye loses its ability to focus, making it difficult to see objects up close.
http://www.drugs.com/enc/presbyopia.html
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Presbyopia — Comprehensive overview covers causes, screening and treatment, including corrective lenses and refractive surgery. ... A basic eye exam can confirm presbyopia. You can correct the condition with nonprescription reading glasses or prescription eyeglasses or contact lenses. Surgery also may be an option.
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www.mayoclinic.com/health/presbyopia/DS00589
www.mayoclinic.com/health/presbyopia/DS00589
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