How to judge health rumors

We often hear all kinds of rumors in our lives. For these rumors, most people often don't know whether they are true or not. They followed them blindly. Chlorine in tap water can cause cancer. Boil water before cooking food? Well, that sounds reasonable. Indeed, sometimes I really don't understand these seemingly correct "cold knowledge" in life. Come and have a look at the recently released list of "Top Ten Life Rumors" in 20 14. How many times have you been cheated? Ten rumors about life and health were debunked. How many tricks do you have?

White eggs are more nutritious.

truth

Judging from the process of egg formation, the eggshell is formed in the last process, and the substances in the egg are formed before the color of the eggshell is formed. Therefore, the color of eggshell does not directly affect the nutritional composition of eggs.

Auricularia auricula pig blood is a lung-clearing food.

truth

Haze particles enter the respiratory system and cause harm, while auricularia auricula and pig blood enter the digestive tract and cannot "clear the lungs" by themselves. However, it is beneficial to increase the intake of some foods rich in antioxidant nutrients such as vitamin A (or beta carotene) and vitamin C.

Chlorine in tap water can cause cancer.

truth

Chlorination disinfection is the most commonly used and safest method for disinfection of tap water at present. In the classification of carcinogenicity, the International Center for Research on Cancer classifies chlorine as the third category-at the same level as caffeine, which means that there is not enough data to determine whether the substance is a human carcinogen. When the chlorine content in water exceeds 2 mg per liter, most people can smell it, while the WHO standard is 5 mg per liter. As long as you don't smell or taste the chlorine in the water, you don't have to worry about the residual chlorine.