Another problem that exists only in the US as they don't treat you as a slave and make you stand the whole day elsewhere. People have chairs and do use them.
Service workers in coffee shops stand all day here in enlightened Europe too.
Driving a car in the isn’t restful in the slightest.
The parent was talking about public transport. Sitting in a bus is restful, you can read a book or watch a movie, or just dream away.