playerr asked:


hi want to know some ergonomic rules for a chair like how high it so pose to be or stuff like that
thanks

Milford

Richard asked:


My son have been complaining about his chair at school giving him lower back problem ( he is 7 year s old) and I cannot find any good ergonomic chair for him that can be used at school.

Any help finding a chair for him would be greatly appreciated

Whitley

asked:


Sit in in front of the computer?????

Elliott