Brief Answer:
These symptoms are because of dryness of eyes.

Detailed Answer:
Hello
Welcome to Health care magic

I am Dr. DADAPEER K, an Ophthalmologist and I answer health problems related to eye.

I reviewed your history.
The symptoms of pain in the eye following prolonged continuous use of computers or laptops is because of dryness of eyes and is called as computer vision syndrome.

This can be treated easily by the use of artificial tears eye drops.
Taking precautions as mentioned below will help in providing symptomatic relief.
Frequent breaks to avoid prolonged exposure like a break for about 5 minutes after working for continuous two hours.
Use of antiglare coated glasses.
Avoiding concurrent use of fan or air conditioner.
Washing eyes with normal water once or twice a day.

Hope I have answered your question and the information is helpful to you.
Do write back to me for further questions.

Thank you

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