But overseas surveys have shown baldness is spreading "up top" in highly civilized countries among high-density urban populations and overstressed workers. It's more and more common for people talented and handsome in their youth to be struck by baldness with the onset of middle age, and growing numbers of people are worried about hair loss once they turn 25.
但是也有國外的調查發現，高文化水準的國家、人口密集的大都市，或是勞心工作者的頂上，確有這種趨勢；而且，「青年才俊壯年禿」越見普及，廿五歲後即有禿頭之虞者，比起以前確有增加。