EYE and sight! Generally, eyesight is mostly connected with the ability of a person to see or not (blind). However, how about those who are not blind but do not have a clear vision?

Day by day more people in the world suffer eyesight problem, mostly shortsightedness or farsightedness and astigmatism (caused by irregularly shaped cornea). This not yet added with particular disease which resulted to declination or loss of the sense of sight.