Improvements in medical diagnosis and the decline of virulent epidemic diseases are all factors in the rise of cancer to the top spot. Nevertheless, "the main reason is industrialization and the increase in carcinogens in our daily lives," points out NTUH pathologist Li Feng.
醫院診斷方法的進步，和急性感染疾病的減少等，都是癌症始終盤踞榜首的原因；然而，癌症增加的首要因素仍是「社會工業化和生活中致癌物質增加」，台大醫院病理科醫師李豐強調。