The Neijing says: “In March of spring, sleep at night and get up early, walk widely in the court …… the way to maintain health.” The spring climate is melting, more outdoor activities, breathing fresh air, stretching the muscles and bones, blood circulation, can enhance the nervous system to adapt to the climate and regulate the function, improve the ability to resist disease. It is especially important that patients with liver disease and hypertension should take their medication at the right time. Spring cover and autumn freeze This is the experience of many years of folk practice in disease prevention, in line with human physiological functions. As the spring temperature is warm and cold at first, the human skin vasodilation, sweat hole relaxation, such as a sudden sudden reduction of clothing, it is easy to make the “wind evil into the internal”, causing colds, bronchitis, lung disease. According to the weather changes should increase or decrease clothing, do not get cold, especially pay attention to back warmth. Especially the elderly, weak bones and sparse body weakness, cover a cover, so as not to cold wind invasion is appropriate. Spring sleepiness and autumn fatigue Spring yang sprouts, making people mentally drowsy. This is due to the body’s adaptation to the warm climate to heat, the body’s peripheral blood vessels expand, the blood flow to the skin increases, viscera, the brain’s blood supply is relatively reduced; body metabolism is active, such as insufficient supply of nutrients in food, so that the brain energy conversion efficiency is reduced; coupled with the spring warm wind in more anions, a sedative, hypnotic effect on people. Through physical exercise, enhance the function of the heart, improve blood circulation and brain supply, can reduce the discomfort of spring sleepiness. Save acid and increase sweetness Save acid and increase sweetness, that is, eat less sour and more sweet foods. This is because spring is a time when the liver is strong, and a strong liver affects the spleen. It is also one of the reasons why chronic gastritis and peptic ulcers are more frequent in spring. Because eating sour foods can make the liver hyperactive, so it is not advisable to eat more. Eating more desserts can strengthen the function of the spleen to help resist the invasion of liver qi. Therefore, it is advisable to choose pungent, sweet and warm foods in spring and autumn, such as onion, ginger, dates and peanuts. Avoid sour and astringent, highly oily and greasy, raw and cold things. Eat more yellow and green vegetables such as carrots, peppers, cauliflower, etc. People who love to lose their temper and are easily agitated are often regarded as “liver fire”. In fact, there are some other symptoms of what is commonly called “liver fire”: dry mouth, bitter mouth, bad breath, unstable sleep, stuffy body, poor bowel movement or sticky stools, red, dry, cracked lips, thickened tongue coating, etc.