Junk food

First, deep-fried food

High energy density of fried foods, eating often lead to obesity; containing high fat and oxidation substance, which led to hyperlipidemia and coronary heart disease the most dangerous food; in the frying process, often have a large number of carcinogenic substances . Research has shown that people eat fried food, and its incidence of cancer is much higher than eating or eating very little food groups fried.

Second, canned food

Whether it is canned fruits, canned meat, in which the nutrients have been a lot of damage, especially the various types of vitamin almost been destroyed. In addition, the canned products often denatured proteins so that it greatly reduced the rate of digestion and absorption, nutritional value significantly "reduced." There are many canned fruits contain high sugar and liquid intake by the body as the carrier, so that the absorption rate of sugars increased significantly, can result in a short period of time after eating sharp rise in blood sugar, the pancreas has to increase the load. At the same time, higher energy, giving rise to suspicion of obesity.

Third, preserved foods

Preserved foods in the course of the needs of a large number of salt, which leads to such excessive food sodium content, resulting in consumption of preserved foods are often the burden of kidney, the occurrence of an increased risk of high blood pressure. In addition, preserved foods in the process can produce a large number of carcinogenic substances, amine nitrite, resulting in the pathogenesis of nasopharyngeal carcinoma and other malignant tumors significantly increased risk. In addition, due to high concentrations of salt can be serious damage to the gastrointestinal tract mucosa,so often eating preserved foods, and gastrointestinal inflammation and a higher incidence of ulcers.

Fourth, processing of meat products

This type of food containing a certain amount of nitrite, thus giving rise to the potential risk of cancer. In addition, add preservatives, hyperchromic color agents and security agents, increasing the burden on the liver caused by the human body. Also, ham and other products are mostly high-sodium food, a large number of eating can lead to excessive salt intake, resulting in fluctuations in blood pressure and renal function impairment.

Five, visceral fat and animal food

Visceral fat and animal food may contain a certain amount of high quality protein, vitamins and minerals, but contains a lot of saturated fatty acids and cholesterol, has been identified as a result of heart disease the most important meal of the two types of factors. Eating large quantities of food of animal organs may be positive, the significantly increased risk of cardiovascular disease and malignant tumors (such as colon cancer, breast cancer) the occurrence of risk.