肿瘤流行病学家们曾指出,80%-90%的人类肿瘤是外界环境因素引起的。这里的环境是泛指直接接触某些特定的致癌物质(化学性、物理性、生物性)和不良生活方式(饮食、吸烟、生育)对致癌的影响。因此,避免接触致癌物质和改变不良生活方式,就可能有效地预防癌症的发生。子宫颈癌占妇科肿瘤的60%以上,是我国发病率最高的妇科恶性肿瘤。子宫颈癌的发生与生育过早、 Cancer epidemiologists have pointed out that 80%-90% of human tumors are caused by environmental factors. The environment here refers to the direct exposure to certain carcinogenic substances (chemical, physical, biological) and unhealthy lifestyles (diet, smoking, and childbirth) to carcinogenic effects. Therefore, avoiding exposure to carcinogens and changing lifestyles can effectively prevent the occurrence of cancer. Cervical cancer accounts for more than 60% of gynecological tumors and is the highest incidence of gynecological malignancies in China. Occurrence and premature birth of cervical cancer,