A cataract is a clouding of the lens of the eye that keeps light rays from passing through the lens and focusing on the retina. It then gets in the way of your eyesight.
Vision changes that occur gradually over time or that seem to come and go are usually less serious than changes that occur suddenly and persist....
Glaucoma is a health problem where the normal fluid pressure inside the eyes slowly builds up and doesn’t drain properly; the fluid collects and causes damage to the optic nerve.
The retina is the light-sensitive tissue at the back of your eye. It records visual images and sends them to your brain so you can see. If you have had a detached retina and your vision is reduced, your lifestyle will be affected. Eye surgery is needed to treat a retinal detachment.
Strabismus, also called wandering eye or crossed eyes, is a misalignment of the eyes. The eyes (one or both) may turn inward, outward, up or down.