■ What is a bad temper?

An interesting experiment in Britain proves that if calcium is added to the food of unhealthy teenagers, it can change their aggressiveness and destructiveness, and calcium has a calming effect. Milk, lactic acid, cheese and other dairy products, as well as small fish are rich in calcium.

■ What do you eat out?

Although the food in restaurants is delicious, the content of fat and sugar is often too high, while vitamins and minerals are insufficient. Therefore, people who often eat out should usually eat more vegetables, fruits, dairy products, tofu, kelp and seaweed. For example, if you have breakfast in a coffee shop, you should add a glass of tomato juice and drink a glass of milk after dinner. When drinking, you should eat more high-protein foods, such as beans or fish, and get into the habit of eating fruit after meals.

■ What do you eat when you get up late in the morning?

According to official statistics, most successful people have the habit of eating breakfast, while those who don't eat breakfast are almost unknown all their lives. Skipping breakfast will inevitably lower blood sugar, and the whole person can't concentrate all morning. People are very sleepy, and their work efficiency is extremely poor. Therefore, if you want to sleep for a while and have no time to eat breakfast, you should at least drink a glass of milk and take multivitamins.

■ What to eat in the office?

Vitamin A is very effective in preventing vision loss. You can eat eels if you use your eyes too much. Eel liver is richer in vitamin A, which is about three times that of fish. Fried pork liver with leek also has this effect. In addition, people who are in the office all day are prone to vitamin D deficiency. Although eating fungus food such as mushrooms and then basking in the sun will produce vitamin D in the body, there is little chance of sunbathing, so it is necessary to eat more foods containing vitamin D, such as sea fish and chicken liver.

■ What to eat after working overtime all night?

The ideal midnight snack should be easy to digest, without too many calories, and rich in vitamins and protein. But it also depends. If you eat supper after work, choose foods that are easy to digest and will not increase the burden on your stomach, such as vegetables, egg drop soup, wonton and so on. Never go to bed after eating a big bowl of noodles. If you still need to work after dinner, you can choose at will, but it is easy to doze off if you are too full.

■ What do you eat when you are exhausted?

You can chew some dried fruits such as peanuts, almonds, cashews and walnuts in your mouth. These snacks have magical effects on restoring physical strength. Because they are rich in protein, vitamin B and vitamin E, calcium, iron and vegetable fat, but they do not contain cholesterol.

In addition, Liu Jiaoshou, vice chairman of China Nutrition Society, predicted that the habit of daily taking multivitamins and mineral supplements, such as good storage, would become a new trend of people's healthy consumption.