Think about your eyes -- now! Did you know that smoking constricts blood vessels that supply oxygen to the eyes? What other habits or activities do you & others actively participate in that cause damage to your eyes?

Well I think that there are lots of things that can hurt our eyes. A few things that can hurt our eyes are UV ray light from the sun, lasers can also hurt our eyes, a big one is Air polution all of the pollutants in the air can also be harmful to our eyes. One other thing is staying up late and not sleeping can affect you eyes.