The eyes are a vital part of the human body, living life without them would be incredibly difficult. That is precisely why we all take extra care to protect our eyes. We all know that, after a certain age, our eyesight naturally begins to weaken. While this is a very common occurrence, did you know that vision impairment is not always linked to age? There are many instances where vision begins to deteriorate at a relatively young age. Nowadays, even young children can be seen wearing thick-lensed glasses to correct their vision.