This concept is not that new. A lot of people noticed a change and didn't like it when their jobs changed from active to sedentary.
I mentioned Donald Rumsfeld because when soldiers complained about having to stand for up to 4 hours. he replied that a young man and a soldier should be able to do that. Later ot was revealed that was not that outrageous be cause he had a standing desk and he was in his late 60s at the time.
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