很多癌是吃出来的

50年前，如果有人说“饮食与癌有关系”，“某些食物可致癌”，或许会被人嘲笑。然而现在，人们逐渐发现有很多的癌症是由食物引起的。现代肿瘤医学及流行病学的调查研究证明，不良的饮食与癌症发生有密切关系，其中35％～50％的癌症的发生与饮食有直接关系。世界卫生组织提出的癌症三级预防之中第一级预防的重要内容，就是对不良饮食结构的调整，故科学合理地调整饮食结构，可以预防部分癌症的发生。那么，究竟哪些食物与致癌有关呢？目前认为，可能与以下食物有关。

College students＇ physical exercise Obesity Research

With the social and economic developing, people＇ s living standards continue to improve, and diet structure has undergone significant changes. Meat, fish, dairy products, snack and foods of high fat, and high protein proportion increase significantly. Malnutrition and low birth weight situation caused due to lack of food have gradually reduced. Irrational diet causes relative excess nutrients and new malnutrition, and thus lead to the proportion of people of obesity, hypertension, hyperlipidemia, coronary heart disease and diabetes has increased year by year. People regard these diseases as ＂diseases of affluence ＂, where obesity is the most common but the most easily overlooked. In recent years, with the release of the results and physical research concerned about scholars, obesity has attracted people＇ s attention.

防癌、抗癌单靠食疗不靠谱

随着肿瘤相关知识的普及，许多“偏方”和“说法”也就流行起来。其中以“食物防癌抗癌”最为热门。其实，饮食对防治肿瘤更多只是起辅助作用。单靠食疗防癌、抗癌不靠谱。肿瘤形成因素复杂。单靠食疗不靠谱广东省人民医院中医科医学博士林举择表示，肿瘤是在各种致癌因素，如基因遗传、环境污染、不良生活习惯、不良饮食结构、化学因索、物理因素或生汤”中富含茄红素，这是蔬菜中天然存在的一种类胡萝卜素，有抗氧化、清除自由基、抗衰老和提高人体免疫力等作用，对人体健康有好处，有一定的防癌作用。