This occurs when tear glands produce too few tears and cause itching, burning or even reduced vision. Retinal disorders Retinal disorders are more common as we age and can often result in blindness. Examples of retinal disorders include age-related macular degeneration. Symptoms include blurring of reading vision or a dark spot in the center of the field of vision. Diabetic retinopathy, in which blood vessels leak fluid and distort vision, and retinal detachment usually can be surgically corrected.
Slight degrees can cause headaches, fatigue and poor schoolwork.
More serious degrees produce blurred vision at all distances. Contact the independent doctor of optometry located at or next door to, a Pearle Vision Store nearest you, if you notice a change in your vision.