Reading difficulties ?

Presbyopia

As we age, the focusing system of the eye weakens. Presbyopia occurs when the focusing system is not strong enough to allow one to comfortably see at close distance; reading glasses (or bifocals) are then required. If you have excellent sight you are likely to experience some reading difficulties in your early 40′s. Many individuals compensate by holding reading material away from their eyes, however eventually the find their arms are not long enough