After beginning of winter, the weather became cold and the climate was dry. Old people will relapse or induce new diseases if they are not careful. Therefore, the elderly should pay attention to winter health care. First, strengthen cold and warmth. Due to the aging of the main organs of the elderly, their functions are reduced and their adaptability is poor. When the cold wave strikes, the incidence of hypertension and stroke increases, and cardiovascular patients are also prone to angina pectoris, myocardial infarction and heart failure. Cold is also an important cause of cold, bronchitis, cor pulmonale, emphysema and asthma. In addition, frostbite, chapped skin, itchy hands and feet are prone to occur after cold stimulation. Therefore, in winter, the clothes of the elderly should be soft, light and close-fitting, and the warm clothes should be cotton, wool and knitwear. Second, pay attention to diet conditioning. Traditional Chinese medicine is known as "deficiency is tonic", "cold is warm" and "medicine tonic is not as good as food tonic". Therefore, the daily diet of the elderly should pay attention to warming and tonifying kidney-yang, eat more high-quality protein foods such as lean meat, eggs, fish and beans, eat more isothermal foods such as cattle, sheep and dog meat, and eat more foods containing multiple vitamins. Such as fresh vegetables and fruits, to prevent dry skin. Also pay attention to drink more hot soup to moisten the liver and fu organs, increase appetite, drive away cold and keep warm. Third, pay attention to mental health. Winter is the season of hiding. The occurrence, development and deterioration of many diseases are closely related to people's psychological state. Therefore, the elderly should avoid the stimulation of bad factors such as sadness, anxiety and tension, maintain an optimistic mood, be cheerful and pay attention to the combination of work and rest, prevent excessive fatigue and ensure adequate sleep. Fourth, improve the living environment. In winter, the doors and windows are closed, and the indoor air is dry and dirty, which is easy to cause respiratory diseases. Therefore, while controlling the indoor temperature, we should pay attention to the indoor airflow and temperature adjustment, and open the window for ventilation on sunny days to keep the air fresh and sunny. 5. Appropriate physical exercise. You can't lie indoors all day in winter. If you can, exercise every day, which is of great benefit to strengthen your physique, prevent diseases and protect your health. The events and intensity of exercise can vary from person to person. Reasonable choice, step by step, try to do some whole-body exercise, such as playing Tai Ji Chuan, practicing Qigong, jogging and doing exercises.