Subhealth is a special state of low physiological function between health and disease, a “gray state” in which the organism has no organic pathology but only some functional changes, or “pre-morbid state”, subclinical latent disease period, etc. “Subhealth” can occur intermittently or continuously, and is an important origin and basis for various diseases of internal organs, such as tumors, cardiovascular and cerebrovascular diseases. Therefore, prevention of subhealth is a global health strategy of the World Health Organization (WHO). Causes of subhealth: psychological imbalance; excessive fatigue; poor lifestyle and habits; environmental pollution; and stimulation of adverse mental and psychological factors. In the twenty-first century, people-oriented, science and technology, education and health will be the three pillars to promote the development of human society. Health has become a hot topic of concern for modern people. Health is not only the absence of disease and infirmity, but also a perfect state of physical, psychological and social well-being. In order to be healthy, lifestyle is also extremely important, therefore, it is necessary to establish a correct and healthy lifestyle. How to prevent “sub-health”? First of all, we should do the following: 1, “peace of mind”, that is, balanced psychology, calm mind, smooth; 2, “reduce stress”, that is, the appropriate time to relieve excessive tension and stress; 3, “Shun clock”, that is, to comply with the biological clock, adjust the biological clock. That is, to comply with the biological clock, adjust the rest and sleep; 4, “increase immunity”, through aerobic metabolic exercise to enhance their own immunity; 5, “improve”, that is, by changing the bad lifestyle and habits, from the source to block the occurrence of sub-healthy state. However, health care and wellness is actually a way of life as well as a way of life. Chinese medicine has a lot of advantages in health care, health care and disease prevention in the first place, as early as the “Yellow Emperor’s Classic of Internal Medicine” on the “sage does not treat the disease to treat the disease” view, that “the disease has become and after the medicine, …… example as if The first thing you should do is to take care of yourself. . It is believed that “sickness starts from overuse” and the root cause of disease is “imbalance of yin and yang”, so “adjusting yin and yang to restore balance” has become the basic principle of disease prevention and treatment. The main pathological mechanism leading to modern aging is “qi stagnation, phlegm clotting, blood stasis and kidney deficiency”, in order to get out of sub-health, stay away from diseases and live a long and healthy life, we must follow the “eight notes” and “ten measures “1.Eating in moderation, living in moderation; 2.Moving in moderation, no delusions of labor; 3.Being calm and quiet, happy and relaxed; 4.Nourishing Yang in spring and summer, nourishing Yin in autumn and winter; 5.Moderating desires, away from alcohol and tobacco; 6.Relaxing and returning to nature; 7.Regular medical checkups, preventing microscopic and gradual; 8.Medication and tonic, nourishing the elderly. “Ten measures: less meat, more vegetables; less food, more fruit; less salt, more vinegar; less fat, more fish; less wine, more beans; less refined, more coarse; less food, more chewing; less car, more walking; less anger, more laughter; less blame, more peace. 1.Brain fatigue: (1) dizziness, hearing loss, ear shell fever; (2) weakness or drowsiness of limbs; (3) poor concentration or memory loss; (4) slow reaction; (5) nausea and vomiting; (6) personality changes, such as irritability, depression, melancholy, etc.; (7) reading a large paragraph of a book, but do not understand the meaning. (7) brain work lasts too long or is too intense, the body tissues and organs urgently need insufficient supply of nutrients and oxygen, and the metabolic products lactic acid and carbon dioxide (both also known as fatigens) accumulation increased due to) – active rest, open windows or go outdoors to increase the supply of oxygen. 2.Pathological fatigue (self-conscious fatigue and weakness is often the pioneer symptom of certain diseases, characterized by a small amount of activity, activity time is not long that fatigue, the degree of fatigue is serious, slow to fade, accompanied by low fever, abnormal appetite, general malaise and other manifestations, – mostly seen in viral hepatitis, tuberculosis, diabetes, myocardial infarction, anemia, blood diseases, cancer, etc.) – promptly go to the hospital for consultation and treatment. 3, comprehensive fatigue (physical, mental, psychological, social, disease and other comprehensive factors) – ensure sufficient sleep, improve the diet structure, pay attention to the combination of work and rest, cultivate a positive mindset, do not use cigarettes, strong tea, coffee to stimulate the nerves, wake up the brain and refresh. You can take some drugs to nourish the qi and blood, tonify the kidneys and fill the essence, invigorate the blood and dispel blood stasis, such as tonifying the qi and blood can be used to return to the spleen pill, tonifying the middle benefit qi pill, eight precious pills, etc., suitable for strain and injury to the heart and spleen, limbs sleepy and weak, no color, moving panic and shortness of breath, decreased resistance, fear of cold; tonify the kidneys and fill the essence can be used to Dihuang pill series, waist and leg weakness, lack of energy can be selected six flavors of Dihuang pill, accompanied by hand and foot fever, deficiency fire vigorous people The patient with dry eyes and faint vision can use Qiju Dihuang Wan.