If you’re experiencing any pain after sitting in front of the computer, you may need to adjust the ergonomics of your workspace. And you can start with the best positioning for your computer screen. The exact position of your monitor is based on your setup and your own body proportions, and there are a number of things you can do right away to improve your work posture.
https://www.viewsonic.com/library/business/best-computer-screen-positioning/