We all know that it's good to take breaks during prolonged periods of monitor use. But what's really happening when we overexert ours eyes? Staring at your monitor can lead to a variety of ailments, including headaches, eyestrain, blurred vision, dry and irritated eyes, slow refocusing, neck and/or backache, sensitivity to light, double vision and color distortion, all common symptoms of a condition known as Computer Vision Syndrome (CVS).