Most of software professionals don't know how to work on computer for long time without giving trouble to eyes. While working on computer number of blinking drastically goes down from around 24 per minute to around 8 per minute leading to severe dryness causing burning, eyestrain, blurring of vision & headache. One should try to have normal blinking while working on computer, should look away from screen after every 10 minute , should take rest for 10 minute after every 2 hours& should wear antiglare glass. Software professionals should use lubricating eye drops 4-5 times daily (Systane ultra)&genteal gel once at bed time.

you might be having computer vision syndrome with conjuntivitis and due to conjuntivitis only you are presuming that ýour one eye has gone smaller. please wash your eyes frequently with fresh and clean water. put antibiotics eye drops 2hourly e.g. moxifloxacin and ocupol oint at bed time also put some lubricant eye drops 2to3 times daily e.g. teardrop. later on seek guidance for precautions on computer usage.

Hello This could be due to conjunctivitis Try A.cold compresses B use antibiotic eyedrop like moxifloxacin 6times along with lubricating eyedrop frequently Having said that it is provisional diagnosis Kindly share photos of your eye so that I may guide you better Regards