Health preservation is a medical activity to maintain life, enhance physical fitness, prevent diseases and prolong life through various methods. Raise, that is, the meaning of nursed back to health, maintenance and tonic; Life means living, surviving and growing. In the modern sense, "health preservation" refers to the active physical and mental maintenance activities for material and spirit according to the laws of human life process. Maintenance refers to following the law of life, through moderate exercise, plus external care and other means, so that the body function and external skin can be conditioned, restore its due function, which is the first level of health care; Self-cultivation refers to broadening one's horizons, understanding one's mind and broadening one's knowledge. Through the cultivation and promotion of one's own moral quality, one can get a kind of physical and mental rest and accomplishment, so as to achieve the purpose of self-cultivation. Nourishing refers to nourishing and conditioning the whole body by putting people in the right place at the right time and following the laws of the four seasons of heaven and earth, so as to achieve the goal of dying before illness. The essence of health preservation is to maintain the five internal organs and prolong life. Health preservation is a comprehensive science, involving many disciplines, including Chinese medicine, rehabilitation, nutrition, aesthetics, psychology, Chinese studies, physics, chemistry, art, cooking, kinematics, Buddhism, Taoism, Confucianism and so on.

1, spring

All the year round, spring comes and summer grows, autumn harvest and winter storage. Spring is the season when everything recovers, and it is also the best time to keep fit. Medically, it is believed that nourishing the liver in spring, nourishing the heart in summer, nourishing the lungs in autumn and nourishing the kidney in winter, so the spring tonic focuses on nourishing the liver.

In spring, it is advisable to choose light and mild foods that help healthy qi and replenish vitality, and at the same time, recuperate according to different constitutions.

People with partial qi deficiency can choose more foods to make soup, such as sweet potatoes, yams, potatoes, eggs, quail eggs, chicken, quail meat, beef, lean meat, fresh fish, peanuts, sesame seeds, Chinese dates, chestnuts and so on. People who are partial to both qi and yin deficiency can choose some foods to make soup, such as carrots, bean sprouts, tofu, lotus roots, water chestnuts, lilies, tremella, mushrooms, duck eggs, duck meat, rabbit meat, field chicken, nail fish and so on. In addition, the spring diet should pay attention to eat more foods with low fat, high vitamins and high minerals, such as fresh shepherd's purse, celery, spinach, Malantou, medlar, Toona sinensis and dandelion. , can play a role in clearing away heat and toxic materials, cooling blood and improving eyesight, promoting defecation, strengthening spleen and appetizing.

2. Summer

In summer, hot weather makes people sweat a lot and consume a lot of body fluids and various nutrients, so it is easy to feel weak and thirsty. This is the performance of consuming qi and damaging yin, which usually affects the function of the spleen and stomach, causing loss of appetite and decreased digestive function, so many people will feel deficiency of both qi and yin in summer. According to the principle of "deficiency is qi" in traditional Chinese medicine, summer diet should also pay attention to tonic.

Summer tonic should be based on the principles of clearing away heat, strengthening the spleen, and eliminating dampness. Generally speaking, it is mainly light and nourishing. For example, stewed duck with wax gourd is the best food for summer tonic. In addition, food such as lean pork, fresh fruits and vegetables, Euryale ferox, mung beans, etc. Are they all good dietary supplements for summer tonic?

3. Autumn

In early autumn, food should be reduced in acrimony and acidity to nourish liver qi. Ancient medical scientists believed that in autumn, the vegetation was scattered, the air was cool, and the human body was easily disturbed by diseases. At this time, nourishing food should be eaten.

The Mid-Autumn Festival is hot and dry, and it is easy to get tired. At this time, we should eat more fresh food and less greasy food. Secondly, we should eat more foods containing vitamins and protein. Modern medicine believes that autumn dryness should eat more foods containing vitamins A, B, C and E, such as carrots, lotus roots, pears, honey, sesame seeds and fungus. To nourish blood and moisten dryness, thus improving the ability to resist autumn dryness and viruses.

Late autumn is the high incidence of myocardial infarction. Hypertension patients tend to have higher blood pressure at the turn of autumn and winter than in summer, so it is easy to cause coronary circulation disorders. At this time, we should pay more attention to the intake of foods containing protein, magnesium, calcium and other nutrients in our daily diet, which can effectively prevent the occurrence of cardiovascular and cerebrovascular diseases.

It is better to collect in autumn than to disperse. Therefore, products with sweet, cold and moist taste should be selected in autumn, such as lily, tremella, yam, autumn pear, lotus root, duck, persimmon and sesame. , in order to moisten the lungs and produce fluid, nourish yin and clear coal. It should also be noted that just after summer, the summer heat subsided and people's appetite generally increased. It is not advisable to make up too much at this time, so as not to hurt the stomach too much.

4. Winter

Entering winter is the best time for tonic. Modern medicine believes that winter is the coldest season in a year, and everything is in a sealed state, which is the most suitable period for diet conditioning and tonic in a year. Tonifying in winter can improve human immune function, promote new metabolism and improve the phenomenon of chills; It can also regulate the metabolism of substances in the body, so that the energy transformed by nutrients can be stored in the body to the maximum extent, which is helpful to the rise of yang in the body and lays a good foundation for the health of the body in the coming year. As the saying goes, "three nine make up one winter, and there will be no disease in the coming year", which is the truth.

In winter, the tonic of soup should go with the flow, pay attention to tonify yang, and give priority to warming. According to the principle of "deficiency is tonic, cold is warm" in traditional Chinese medicine, and because of great differences in age, sex and occupation, the choice of winter tonic scheme should vary from person to person. If you are thin, irritable and excitable, you should give priority to "light tonic", use ingredients that nourish yin and promote fluid production, and ban spicy food; Fat and thin people should use warm food and avoid cold, wet, cold and greasy food. Mental workers should eat more foods beneficial to the heart, spleen and kidney, such as eggs, seafood, fresh fruits and vegetables rich in protein, vitamins and trace elements.