We don’t get injuries from “hunting and gathering” in the field, we get them from “hunting and pecking” at a keyboard.
So smoking is in decline. It seems the old generation of smokers have killed themselves off faster than new recruits can be found
Acupuncture is now being used in modern medicine, but it is certainly not new.
Back pain has become more common in the computer age than it was in the agricultural age. This may appear puzzling, because we are no longer working the land, we are now working the hand. Or at least both hands, at a keyboard.