The methods to identify food health rumors are as follows:
Carcinogenic rumor
Examples of headlines are: "A certain food is eaten for so long, but I don't know it will cause cancer", "Cooking methods used by Heilongjiang people will cause cancer", "Women washing their hair during menstruation will cause cancer", "Cooking with vegetable oil will cause cancer" and "Drinking soybean milk often will cause breast cancer".
Analysis: The rumor of what causes cancer is the most widely circulated in the circle of friends. According to the regulations of the International Agency for Research on Cancer (IARC), carcinogens are divided into four categories: category I, which has carcinogenic effects on human beings; Class ⅱ includes class IIA which may cause cancer to human beings and class IIA which may cause cancer to human beings; Class III, suspected of causing cancer to people; The fourth category may not cause cancer to humans. Carcinogens are classified and must undergo strict toxicological and epidemiological experiments. You don't think a certain food causes cancer, but it does. In addition, there are many factors that may be environmental factors, certain occupational factors, eating habits and heredity.
The rumor that food can do everything.
Examples of headlines include: "You must eat more of this kind in winter so as not to get sick", "No wonder hypertension in the north is higher than that in the south", "Cancer is related to vitamin B2" and so on.
Analysis: Except breast milk, no food can provide all the nutrients needed by the human body for infants aged 4 ~ 6 months. Therefore, we should balance our diet according to the requirements of China Dietary Pagoda. For example, in an article about vitamin B2, the article said that "the serious deficiency of vitamin B2 is the root of cancer. Vitamin B2 can not only treat cancer, but also treat constipation. At the same time, it can also control internal heat, treat various ulcers and migraines, and enhance cold tolerance. " As if vitamin B2 can cure all diseases, in fact, no food is omnipotent, and the key is to mix it reasonably.
Rumors of food cannibalism
Examples of titles include: "These foods are similar to each other, but you don't know", "Little knowledge of food is similar to each other, and if you don't eat it, it will be fatal", "Eating shrimp with vitamin C is equivalent to arsenic" and so on.
Analysis: Food supplement is a kind of statement in Chinese medicine dietotherapy and health preservation, and it is also the result of predecessors' experience, which does not exist in modern nutrition. According to the latest data released by WHO, food-borne diseases are the biggest problem that harms human beings today, including food poisoning, food allergy and intestinal infectious diseases. Therefore, it used to be thought that food may contain bacteria or toxins, and even if only one kind of food is eaten, the same symptoms may occur.
Rumors of acid-base constitution
Examples of topics include: How to change the acidic constitution that is easy to cause cancer; Deep analysis of acidic constitution and diseases; The influence of acid-base constitution on boys and girls; and so on.
Analysis: The pH value of human body fluids is between 7.35 and 7.45, which is alkaline. Unless some diseases affect the acidity and alkalinity of human body fluids, there is no acidity and alkalinity in human body. There are many buffering and regulating systems in human body fluids, which can react with acidic and alkaline substances and are not affected by acidic and alkaline foods.
Tips: Don't rely on a certain food to maintain your health, but develop a variety of eating habits. This will not only ensure the richness of taste, color and variety, but also effectively avoid the food safety risk and the problem of single nutrition brought by single food. Mastering these little knowledge about life safety rumors will help them avoid being misled by food rumors.