The best tip for setting Desk & keyboard height
"When your keyboard is sitting on the desk, and you are resting your hand on the keyboard. Your elbow should be resting comfortably at 90 degree angle."
This can reduce strain to neck, shoulder and your wrist.
if you have 2 screens
"The screen that you most frequently used should be the one directly in front of you"
The best tip for setting Screen height
"The top edge of the screen should be roughly the height of your eyes, when you are sitting comfortably.
This can reduce strain to your neck and shoulder.
The best tip for mouse position
"The mouse should be close enough that you don't have to reach for it"
The further the mouse the more strain you put on your neck and shoulder.