Helpful tips to optimize the use of the computer:
1:- There must be strong, appropriate and comfortable lighting in the room in order to keep our eyes safe
2:- There must be 70 cm distance between your computer screen and your eyes so as not to affect the view.
3:- Must clean your computer screen from dust before Working.
4:- The mouse should be positioned at the operator's side with his or her arm close to the body . The upper arm should not be elevated or extended while using the mouse.
5:- Lift up the brightness of the screen to reduce the concentration of the eyes.
6:- Must place the keyboard above the level of the elbow
7:- close your eyes to relieve them from time to time so as not to strain your eyes
