https://www.instagram.com/p/CFoWd4wBH9D/
Last month I share this pic on my personal IG, considering so many friends now are spending more time on laptop, especially my old school teachers, doing long-distance teaching...
I think the picture has quite-explained much...
one of the pic of my post is taken from this site: https://www.safety.uwa.edu.au/topics/physical/ergonomics/workstation
My other posts:
https://www.instagram.com/p/CFoWd4wBH9D/
https://www.instagram.com/p/CFocb3IB2ne/
Anyway, I also sharing here as well, hopefully helpful to you too!
(continuing post of 'fit' series: https://www.vegascreativesoftware.info/us/forum/fit-exercise-for-us-who-sits-a-lot--104299/ )