Prolonged working on laptop, TV, mobile, or even studying, can cause computer vision syndrome. Computer vision syndrome is a condition resulting from focusing the eyes on a computer or other display device for uninterrupted periods of time. Some symptoms of CVS include:Headaches.Blurred vision.Neck pain.Redness in the eyes.Eye strain.Dry eyes.Watery eyes.These symptoms can be further aggravated by improper lighting conditions. The measures to reduce this include:Work under proper light.Blink a lot.Cold compresses.Use good lubricating eyedrop. I hope this will help you.