1.少吸烟,最好不吸烟。吸烟是最危险的致癌因素,它是造成肺癌和其他三分之一癌症的主要原因。2.少摄取脂肪。含有高脂肪的饮食会增加患结肠癌、乳腺癌和前列腺癌的危险。3.少吃腌制和熏制的食物。因为大量吃腌制和熏制的食物,容易患食道癌和胃癌。4.节制饮酒。大量饮酒会增加患肝癌的危险。酗酒兼吸烟的人,患口腔癌、咽喉癌和食道癌的危险性就更高了。5.避免过度晒太阳。过度晒太阳会导致患皮肤癌,即使是用室内太阳灯作日光浴也是一种危险的作法。在控制上述饮食及生活习惯的同时,还应注意做到如下几方 1. Less smoking, it is best not to smoke. Smoking is the most dangerous carcinogen and is a major cause of lung cancer and one-third of cancers. 2. less fat intake. High-fat diets increase the risk of colon, breast and prostate cancer. 3. Eat less pickled and smoked food. Because a lot of eating pickled and smoked food, prone to esophageal and stomach cancer. 4. Control drinking. Heavy drinking increases the risk of liver cancer. People with alcoholism and smoking are even more at risk of oral, throat and esophageal cancer. 5. Avoid over-basking Excessive sun exposure can cause skin cancer, and even sunbathing with an indoor sun lamp is a dangerous practice. While controlling the above diet and lifestyle, we should also pay attention to the following aspects