People who tend to have cataract tend to be older people, and when this happens they are often afraid that they will lose their sight altogether and no longer be able to take care of themselves. There are a few causes of this disease cataract which can include people who have taking a number of different cortisone medications. It is also a commonly known fact that people who have suffered with trauma or diabetes as well as just the simply effects of aging can cause cataracts in all different kinds of people. Some not so good news is that, if you live long enough, you will almost certainly get this disease. Many people also wonder what the symptoms of cataract are, because they would like to know if they have gotten this disease. A few of the symptoms of having cataract are double or possibly blurred vision. Also people who have cataract often feel a strong sensitivity to any type of glare as well as any type of strong light. Doctor’s can tell you if you have cataract or not just by simply examining your eye, with a sort of “Viewing Instrument”. A good plan for the treatment of cataracts, often people tend to go through the surgery so that they can have a new lens implanted inside of their eye. Also a good thing to know is that if you are wearing any type of shaded sunglasses these can also help prevent you from even getting cataracts.