Refractive Error - Presbyopia Presbyopia Presbyopia is the condition that most people first notice at around the age of 40 to 45 years of age.
Close tasks become difficult, especially in poor light.
A common example is holding the newspaper or telephone book further and further away from you to make the print clearer, or having difficultly in threading a needle. Presbyopia is not a disease - everyone experiences the aging process which causes presbyopia. It cannot be prevented. It does not represent a threat to your eye's overall health. Presbyopia is caused by the lens of the eye losing its flexibility as we age.