Yes, it will affect your work when it gets serious.
The symptoms of corneal ulcer are as followed:
1.Severe pain and watery eyes
2.Feeling foreign bodies in your eye
3.Red or bloodshot eye
4.discharge and itchiness
7.white spot on the cornea
8.Sensitivity to light
The causes of corneal ulcer include intrusion of outside particles, allergy, inflammation, scratches on the eye surface and being unable to close the eyes.Therefore, dry eyes as a kind of inflammation can also deteriorate the problem.
When you overload your eyes with looking at computer for too long, the problem may get too serious to care it yourself at home. Then you may have to go to see a doctor.
Home remedies for corneal ulcer:
1 .Remove your contact lenses right now.
2 .Cool compress your eye
3 .Never rub your eye or touch it with your fingers
4.Take some non-prescribed medicine like Tylenol or Motrin.
5.Stop overusing your eyes.