In China, colorectal cancer mostly occurs in large and medium-sized cities, and patients are “younger” than foreign patients by 10-15 years, with an average age of about 45 years. Chinese patients have a high degree of malignancy, and once found, it is late, and the site of occurrence is low, rectal cancer accounts for 60% to 70%, while most of the colon cancer in Europe and the United States. Bowel cancer prevention should be more colonoscopy screening and good diet and living habits. Moreover, early gastrointestinal cancer can be cured in 90% of patients after standardized treatment. High-risk groups should be examined more Rectal cancer finger examination, proctoscopy and sigmoid colon cancer examination can detect most colorectal cancers in time. People with high-risk risk factors should pay attention to stool problems in general, so as not to mistake blood in stool for hemorrhoids or pus-blood stool for dysentery. In life, avoid high-fat, high-protein, low-fiber diet, and red meat lovers should keep their mouths shut. The general population aged between 40 and 75 years old can start their first colorectal cancer screening with questionnaires and fecal occult blood tests. The fecal occult blood test should be performed once a year, and if the test is normal for 3 consecutive times, the test can be done once in 2 to 3 years thereafter. High-risk groups need to be screened by colonoscopy. If polyps are found by colonoscopy, they should be removed promptly, and subsequent colonoscopies should be repeated every year until they are normal. If the colonoscopy is negative, a fecal occult blood test should be performed every year, and colonoscopy should be repeated every 3 to 5 years. These foods on the table can effectively prevent bowel cancer 1, cauliflower It contains two times more vitamin C than lemon; 1.9 mg of iron per 100 grams of cauliflower; the carotenoid sulfur can destroy Helicobacter pylori; the I3C contained is a natural substance that can fight cancer, can affect the metabolism of estrogen, prevent breast cancer, etc.. It is also a food that can prevent colorectal cancer. It is rich in isoflavones, and studies have confirmed that this substance can prevent breast cancer and osteoporosis, and reduce female menopausal syndrome, which is one of the ways to prevent colorectal cancer. In our daily life men regularly consume cooked tomatoes can reduce the incidence of prostate by 45%, this is because tomatoes contain lycopene, vitamin C, vitamin E, selenium, dietary fiber, etc. When smoking, the structure of beta-carotene, which has anti-cancer effects, will all change, while lycopene will remain the same. 2, shiitake mushrooms are a good food for men who drink a lot of alcohol and are not able to win, and eating more shiitake mushrooms has a good protective effect on the liver. This is because shiitake mushrooms contain a special substance called glucan. When it comes to common vegetables on the table, many people think of potatoes, and it’s true, we can eat them in spring, summer, autumn and winter. Potatoes, also called potatoes and yams, are perennial herbs of the Solanaceae family, and what we usually eat are their tubers. Potatoes are the fourth most important food crop in the world, and wheat, rice, corn, sorghum and known as the world’s five major crops. Potatoes contain a large amount of starch, with a starch content of up to 15 percent. In addition, potatoes are also rich in protein, crude fiber, riboflavin and minerals such as calcium, iron, phosphorus, etc. Potatoes also contain a large amount of sugar, including mainly glucose, fructose and sucrose and so on. Potatoes are considered to be a good and inexpensive bowel cancer bane in life because they are rich in starch and B vitamins. As mentioned above, starch and B vitamins have many benefits for intestinal health, and eating potatoes regularly can help us prevent and treat intestinal diseases.