Computers have undoubtedly changed the world. They have made tasks that previously seemed impossible, possible. They allow us to instantly connect with people all over the world. They have hugely enhanced business productivity. The list goes on. However, computers can also change the way we see the world – and not in a good way! Related: 6 Tips For Staying Healthy With A Desk Job OK, so staring at a screen for too long probably won’t make your eyes turn square like your parents used to say, but it certainly can have a very adverse impact on your vision. Long hours in front of a computer can cause you to suffer from dry eyes, blurry vision, headaches and in some cases even lead to short-sightedness or scarring of the cornea. Let’s say you stare at your computer screen for eight hours on a working day, that’s 40 hours a week, and (let me just get my calculator out) 2080 hours a year! What makes this statistic even more frightening is that most of us then go home and proceed to stare at even more screens – mobile phones, televisions, laptops, tablets. There are habits that can prevent eye damage at work and keep you healthy everywhere though. Here are the most important ones: