Winter is an important period for adjusting diet. When the weather is cold, people will think of eating hot pot. In fact, the nutritional feature of winter diet should be to consume enough heat energy, which is suitable for them to contact with cold and activities. The proportion of nutrients should be protein, fat and carbohydrate, accounting for 15~23%, 25~35% and 60 ~ 70% respectively, and the intake of minerals should be slightly higher than usual. In the vitamin part, we should pay special attention to increasing the demand for vitamin C. If we consume enough animal food and soybeans to meet the demand of high-quality protein, we should appropriately increase the oil, of which vegetable oil should account for more than half. In addition, the intake of vegetables, fruits and dairy products should also be sufficient.

When the weather is cold in winter, people should pay attention to stay in warm cities as much as possible and reduce the number of trips. Of course, if they need to go out, remember to take warm measures. In addition, we should pay special attention to the fact that taking a bath in winter, a little negligence will cause a cold. Thereby causing respiratory diseases, so it is necessary to pay special attention to the number of baths, the process and the way to keep warm. Moreover, children, the elderly and patients with cardiovascular and cerebrovascular diseases need more attention.