What foods cannot be eaten overnight?

　　1. Overnight【 egg 】, can I eat it?

　　Northerners: Sure, don’t you see that tea eggs are sold on the streets!

　　Southerners: No, especially men, because they can cause intestinal gas/scrotal enlargement.

　　Scientist: It depends on the situation! Because if the eggs are not fully cooked and the uncooked yolks are eaten overnight, bacteria can easily breed in them if they are not stored properly, so they can be harmful. healthy , for example: causing gastrointestinal discomfort, flatulence, etc. However, if the eggs are cooked thoroughly and properly sealed and stored at low temperature (generally refrigerated temperature), they can generally be stored for 48 hours without any problem.

　　From scientists’ tips we can know:

　　Whether eggs can be eaten overnight depends not only on whether they have been heated, but also on whether the eggs are cooked for the first time. Only after the eggs are cooked for the first time, it is okay to cook them overnight. This is also true for tea eggs. Maybe you don’t know, tea eggs are Boil twice, the first time is cooked, the second time is to break the egg skin, add tea leaves and other accessories, and cook again, so the tea eggs must be cooked. Now some people like to eat half-cooked and half-boiled eggs (the yolk is semi-liquid). Those eggs cannot be eaten overnight. Even if they are cooked the second time, do not eat them.

　　2. Can’t you drink [overnight boiled water]? 》》Excellent recommendations:5Good habits keep you young10age

　　Boil tap water for 3 to 5 minutes. The content of harmful substances such as nitrite and chloride is the lowest, making it most suitable for people to drink.

　　Drink less boiled water overnight:

　　Nitrite can form carcinogenic nitrosamines in the human body. Some experts have found that the nitrite content in boiled water is higher than that in raw water. Moreover, if water is repeatedly boiled for too long or for more than 24 hours, the nitrite content will increase significantly. After the boiling water was left for 24 hours, the nitrite content was 1.3 times that of when it was first boiled. Chinese residents have the habit of drinking boiled water. It is best to drink it as soon as it is boiled or only drink the boiled water of the day. Do not drink boiled water that has been boiled for too long.