A cataract is the clouding of the eye’s natural lens. As this normally clear lens gets cloudy, it decreases your ability to see well. A cataract can make objects appear blurry. It can also make colors seem less bright. Your eye’s natural lens is located directly behind the pupil and ...

High blood pressure can be very harmful to the body, causing heart and kidney problems among other issues. If untreated, high blood pressure can also affect your eyesight and lead to eye disease. High blood pressure can damage blood vessels in the retina. The retina is the layer of tissue ...

Eyesight problem is a broad term used to describe any imperfection in the ability to see. It can refer to a variety of vision issues. The most common eye problems are nearsightedness (myopia), farsightedness (hyperopia), astigmatism and presbyopia. These eyesight problems are due to an error in refraction – the ...

Have you ever spotted a small speck, dot or squiggle floating in the air, only to have it flit away when you tried to look at it directly? Or have you noticed flickering lights or lightning streaks that you knew weren't really there? If so, you are one of many ...