According to research, despite the fact that different technologies develop at an unprecedented pace, we spend more and more time working. In the modern world, most of these jobs involve relatively little movement.
With different words, most of the time we are just sitting on our bottoms. In more and more occasions this leads to degenerative diseases of civilization, posture defects, joint problems, chronic issues.
Of course, these days we just quickly swallow a pill and as the symptoms disappear we return to our habits, that cause our misery in the first place. On long term we are making things worse, but who does actually have the time to think about long term.