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由于社会及环境等诸多因素,再加上人随着年龄的增长,各个组织脏器逐渐老化,抗病能力下降,老年人也就相应地成为癌肿的高发人群。据有关资料显示,在发达国家中,老年人发生肿瘤的几率高于中青年人好几倍。因此,了解致癌病因并积极做好预防就显得尤为重要。一、癌症诱因1.吸烟。个人生活中的致癌因素,吸烟已居榜首,因为三分之一的癌症,特别是肺癌的发生与吸烟有关。吸烟年限越长,吸烟量越多,开始吸烟年龄越早,肺癌
Due to social and environmental factors and many other factors, coupled with the growth of people over time, organs of various organizations are gradually aging and their resistance to diseases is deteriorating. As a result, the elderly are correspondingly more likely to become cancer-prone people. According to relevant information, in developed countries, the incidence of cancer in the elderly is several times higher than that in middle-aged and young people. Therefore, to understand the cause of cancer and actively prevent it is particularly important. First, the incentive of cancer 1. Smoking. The cause of cancer in personal life, smoking has topped the list, because one third of cancer, especially lung cancer and smoking. The longer the smoking period, the more the amount of smoking, the sooner the age of smoking, lung cancer