1, winter tonic is based on the principle of warmth: modern medicine believes that winter tonic can improve the immune function of human body, not only improve the phenomenon of chills, but also regulate the metabolism of substances in the body, so that energy can be stored in the body to the maximum extent, laying a good foundation for health in the coming year. Winter tonic should be warm, eat less and get cold, but not hot and dry.

2. The colder the weather, the more water you drink: People stay in warm rooms and seldom go out for activities, but this does not mean that the water consumed by the human body will decrease. In winter, the climate is dry and the air humidity is low, so it is necessary to replenish water. Drinking more water in winter can also speed up metabolism and play a role in resisting the cold. ?

3. Going to bed before 1 1 is the most urgent tonic: the simplest, cheapest and best tonic is going to bed early, and going to bed no later than11every day. Experts emphasize that night is to human body just like winter is to nature. Nature should sleep in winter and people should sleep at night.

4. Eat "hard" in the morning and drink thinly at night: Eating "hard" early here does not mean anything with hard taste, but food with rich nutrition and high energy. Only by eating a good breakfast can we better ensure the energy needed for a day's activities. Such as lean meat and cereal. However, the elderly with weak digestive function should also consider whether the food is digestible.

5, drinking is tepid, it is best to drink ginger black tea: because the tiny blood vessels under the skin expand rapidly due to alcohol, the blood will quickly cool down due to surface expansion, so it is easy to catch a cold after drinking. It is recommended to drink ginger black tea in winter. Because the red pigment in black tea has the function of raising body temperature.