80% of the impressions we receive of our environment are obtained through our eyes. Headache or eye strain can also indicate vision problems.īetter vision also means more quality of life, as sight is our most important sensory organ. The first sign that our vision is deteriorating is not always blurred or unfocused vision. Our eyes change as we get older, and this often goes unnoticed. When was the last time you had your eyes tested? Regular eye exams can ensure healthy vision.