1, colds and respiratory diseases: The temperature in autumn and winter is unpredictable, the temperature difference is large or too low, and the air is dry, which is the season with frequent colds. Dry in autumn and winter is easy to hurt the lungs. Caught a cold, reduced immunity, can't resist. Lung and respiratory diseases will occur, such as dry mouth and throat, nasal congestion, fever, cough, expectoration, upper respiratory inflammation, bronchitis, asthma, pneumonia and so on. Especially the elderly, children, the infirm and those with a history of chronic respiratory system are more likely to relapse. Pollen in autumn and cold air allergy in winter are easy to cause bronchial asthma. 2. Gastrointestinal diseases: After autumn, the climate turns cold, when the body is tired, the resistance decreases, the digestive function and intestinal disease resistance are weakened, and diarrhea is prone to occur, especially in children (caused by viruses). People with a history of chronic gastroenteritis and gastric and duodenal ulcers are prone to relapse in autumn and winter. 3, rheumatism, arthropathy: low temperature in autumn and winter, windy weather, osteoarthropathy is easy to relapse or develop. 4, cardiovascular and cerebrovascular diseases: cold stimulation causes vasoconstriction and slow blood flow, which is easy to induce cardiovascular and cerebrovascular diseases such as myocardial infarction and cerebral infarction. Hypertension patients' blood pressure rises and their symptoms get worse in this season. Daily life: 1, pay attention to cold and warmth: the temperature changes greatly in the morning and evening in autumn, so don't be greedy for cold. Cover the bedding when the temperature is low at night to avoid catching cold, and don't wear too thick clothes during the day. Proper wearing less and proper freezing are beneficial to improve the body's ability to keep out the cold. Pay attention to warm clothes in winter, keep warm indoors to prevent cold invasion, and pay special attention to keep feet warm; But avoid sudden warming and over-baking. Pay attention to the cold and warmth of hands, feet, head and face when going out to prevent frostbite. 2, comfortable environment: indoor temperature and humidity should be appropriate; The room temperature is kept between 22-28 degrees Celsius and the humidity is about 50%-60%. Keep the indoor air circulation fresh, and pay attention to prevent gas poisoning when heating indoors with coal. 3, adequate sleep: you should go to bed early and get up early in autumn, go to bed early and get up late in winter. Generally 8-9 hours of sleep, the elderly can appropriately increase, such as lack of sleep at night, can insist on taking a nap 1 hour; But sleep should not be too much. Pay attention to cold and warmth when sleeping, to avoid the cold wind, causing colds and respiratory diseases. Avoid falling asleep with your head covered and open a small transom for ventilation. 4, skin care: keep the skin moist, scientific bathing; Pay equal attention to damp heat in early autumn, pay attention to skin cleaning to prevent infection, and the climate in autumn and winter is dry and the temperature is low. Don't bathe too often, scald too hard with boiling water, and the bath lotion is too alkaline, otherwise the skin will be more dry, itchy and chapped. After bathing, you can apply glycerin, antipruritic cream, emulsion, etc. Keep skin moist and prevent skin dryness and peeling. Diet recuperation: The weather in autumn and winter is characterized by dryness and cold, and the diet should follow the principle of "nourishing yin in autumn and winter". 1, eat more vegetables, fruits and beans, such as pears, tomatoes, oranges, grapes, dates, radishes, sesame seeds, lotus seeds, tremella, honey and red beans. Eat less spicy food to improve the function of zang-fu organs and increase disease resistance. 2, pay attention to add water, not less than 2000-3000 ml a day. 3. Eat more foods rich in vitamin A in winter, such as eggs, pork liver, sesame seeds, soybeans and peanuts. 4. In winter, in order to increase the ability to keep out the cold, its nutrition should be based on increasing heat energy, and it is advisable to eat more foods containing sugar and fat and foods rich in vitamins. However, we should pay attention to obesity caused by increased appetite, overeating, decreased exercise and low calorie consumption in autumn and winter, so we should eat more low-calorie diet foods. At the same time, be careful not to add too much, otherwise it will be harmful. 5. Appropriate use of health food, it is best to choose Chinese herbal health food to improve immunity and prevent colds and respiratory infections.