• UV-rays from the sun can have significant dangerous effects on        our eyes over prolonged exposure.
    • UV rays can affect our central vision, damaging the macula,
       which is main visual part of the retina in the back of the eye.
    • Several diseases and sight problems can result from exposure        to the sun like macular degeneration, cataract, pterygium,        corneal sunburn and skin cancer.
    • So one should wear sunglasses which block harmful UV-rays,        to stay safe from the adverse effects caused by them.

Headache
• Eye irritation
• Blurry vision
• Burning eyes
• Excessive tearing
• Eye fatigue
• Frequent blinking

You might be suffering from Computer Vision Syndrome
-A common problem with most of the computer users due to prolonged usage of computers