Sunday, August 22, 2010

These are the 10 keys to follow in your diet to reduce cancer risks

Today the progress of science has improved our quality of life. However, there is no cure for various diseases. Entre ellas el cáncer . Including cancer . That's why scientists have proposed to study the relationship between our diet and the risk of developing this disease.

Thus, researchers have found that some foods may have a protective role against cancer, such as fruits and vegetables . "According to a report to be presented in Santiago de Chile, the last Latin American Congress of Nutrition, 35% of overall cancer deaths can be attributed to diet and 90% of the preventive effects in colorectal cancer "said the Argentine newspaper.

Here, the ten keys to food as an ally to reduce the likelihood of tumors.


Only in Latin America over 124,000 people have developed the disease in just one year as reported by the last congress of the European Society of Oncology, still a major cause overweight caused by excessive consumption of fats

"Obesity-related metabolic disorders produces hormones involved in the development of several types of cancer, including stomach, esophagus and breast cancer," says José Lastiri, an oncologist at Hospital Italiano and secretary of the Argentina Association of Clinical Oncology.


The gynecologist and pathologist Horacio Limongelli, coordinator of the Cancer Education Program recommends prefer natural sugars (like fruit), limiting soft drinks and sweet desserts or eating only twice a week, and in small portions. According to the doctor, although refined sugars are not directly related to the risk of cancer if they are to the origin of obesity.

Say no to red meat

Limongelli also suggests incorporating more fish to our diet, rich source of omega 3 and 9 and ignore red meat, as well as refined sugar excessive drinking is harmful to our health. Also advised not to cook too and remove the fat.

On the other hand, Marcela Leal, director of the career of Nutrition, Maimonides University, indicates that the recommendation is to eat fish three times a week and only one beef, if possible baked or boiled.


When foods are cooked at high temperatures over an open flame, such as grilling or charcoal grill, amending the meat and molecules are generated and aromatic hydrocarbons which are carcinogenic. However, Dr. Lastiri clarifies that this does not mean it is forbidden to eat a roast from time to time, but clarifies that it is preferable to opt for restraint and avoid overcooked meat and that is harmful to our body.


The ham, smoked bacon and any food that you use for development and conservation preservatives are prohibited. This is because these products are often add nitrites and nitrates that are contaminants, in addition to causing obesity. They are also risky for his method of cooking. "Its use must be occasional, sporadic meetings or situations," says nutritionist Leal.


According to the American Society of Clinical Oncology (ASCO), alcohol increases the risk of oral cancer, larynx, esophagus, chest, breast, colon and liver. While no one knows exactly why, scientists believe it is due to exposure to chemicals that occur when alcohol is metabolized in the body. The ASCO recommends limiting consumption to one drink per day for women and two for men. Measures are given as an indication of beer 355 cm3, 150 cm3 45cm3 wine or liquor.


Maria Victoria Caceres, head of Clinical Nutrition Olivos, explains that "in the body we have millions of molecules of oxygen. At that become unstable and dangerous are called free radicals, and even attacked their chromosomes. When this happens, the cells can begin to multiply out of control and that is how cancer starts. The plants are capable of producing molecular compounds that act as shields to protect these wild oxygen molecules: are antioxidants. "

Leal added that GM foods "are the main dietary strategy to reduce the risk of cancer." Some of the best known are those that contain high doses of beta-carotene, like carrots and lycopene, found in tomatoes.

In addition, plants contain phytochemicals, substances that are protective. The cruciferous vegetables, like broccoli and cauliflower and allium family among which are the garlic and onion have compounds that generate different benefits in the body with the same outcome, reduce the risk of cancer. All experts agree: we must incorporate into the diet, five portions a day of fruits and vegetables of different colors.


"The high consumption decreases the risk of colorectal cancer because it reduces the amount of time that wastes, which are often carcinogens, travel through the colon," says Caceres. It was also noted that high-fiber foods to reduce levels of estrogen and testosterone, with protective effects of breast and colon cancers. You can include in your diet on fruits, vegetables, whole grains and legumes.

PREFER low-fat dairy

Milk is basic to our daily diet. However, says Dr. Lastriti, you should prefer to avoid adding fat-fat in our diet. "In no way should be stopping," he adds. Leal also adds that "their nutrients, like calcium and vitamin D, are effective against colorectal cancer."

NOT MUCH VALUE TO GIVE vitamin supplements

Lastiri said that their contribution is not The specialist advice that stresses may be the synthesis of all recommendations: "It is not necessary to become a vegan but, as elsewhere, to prevent excesses. We must change the habits and eating a balanced diet. "

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