When women reach the age of 40, their body functions gradually decrease, so they can take care of them from diet and lifestyle, while paying attention to the prevention of osteoporosis, cardiovascular and cerebrovascular diseases, and doing daily medical checkups.1. Diet: Eating more foods rich in calcium, vitamins, low salt and protein can help prevent osteoporosis. Ensure a variety of food, mainly whole grains, more fresh vegetables and fruits, light, less salt diet, avoid overeating, ban smoking, alcohol, reduce the intake of coffee, strong tea, cold drinks. Avoid excessive intake of foods high in sugar and oil, such as fried chicken, cream cakes, etc., to prevent blood fat deposits, causing hypertension, hyperglycemia, hyperlipidemia resulting in atherosclerosis; 2, lifestyle: long-term appropriate physical activities, such as walking, jogging, taijiquan, qigong, etc., can enhance lung function, improve lipid metabolism and improve immunity. At the same time, we should keep our spirits happy, increase social activities, cultivate hobbies, and ensure enough sleep, which can slow down aging to a certain extent.