Most of the time it’s due to the fact that you’re tired
You might have not been able to sleep well last night or feel severe eye strain, have red eyes, you might be under a lot of stress or even have consumed a tad too much alcohol
All this can cause left eye flicker and most of these symptoms can be due to spending a lot of time in front of the computer
To remove the blue light from your monitor, have better sleep and less eye pain, you can download Iris
This picture demonstrates some of its functions and how Iris works:
