大肠癌的预防日本大肠癌的发生率在增加。通过全世界范围内，就地域、年龄、移民集团、生活环境以及习惯等与大肠癌的发生相关因素的病因学进行调查的结果，大肠癌的大多数是受环境因素的影响而发生的，其中，西欧的高脂肪、低纤维的饮食习惯是发生大肠癌的主要因素，以此... Prevention of Colorectal Cancer The incidence of colorectal cancer in Japan is increasing. Through the investigation of the etiology of factors related to the occurrence of colorectal cancer, such as the region, age, immigrant group, living environment, and habits, worldwide, the majority of colorectal cancers are affected by environmental factors. Western Europe’s high-fat, low-fiber diet is a major factor in the development of colorectal cancer, as a ...