人类所赖以生存的自然环境,对人的健康状况或疾病的发生起着决定性作用。近代医学则从分子细胞水平、个体和群体这三大途径研究环境与健康的关系。面临环境对健康影响的日益严重,特别是自50年代以来,世界上相继出现了多起由环境污染而引起的公害病,如伦敦烟雾事件、水俣病、四日 The natural environment upon which human beings depend is decisive for the health of people or the onset of disease. Modern medicine studies the relationship between environment and health from the perspective of molecular cell level, individual and group. In the face of the increasingly serious environmental impact on the health, especially since the 1950s, many pollution-related diseases such as London’s smog and Minamata disease have been reported in the world.