Use your brain diligently; pay attention to intellectual training and be diligent in using your brain to slow down brain aging. Some studies show that people who often do things that use their brains and are interesting can keep their minds sharp, and people who do nothing all day have a high percentage of dementia. Older people should often give their brains intellectual stimulation and training, such as reading books and newspapers, learning computers, learning foreign languages, and doing all kinds of calculations. Moreover, they should take the initiative to learn and memorize in order to keep their mind sharp constantly. Exercise more; physical and mental work together, in the brain more at the same time, but also more exercise, and do what you can do physical work. Exercise can also promote the production of nerve growth hormone, to prevent brain degeneration. Practice has proved that appropriate physical exercise is not only beneficial to health, but also conducive to the lifting of brain inhibition, to improve the level of activity of the central nervous system. Adjust the diet; pay attention to balanced nutrition, eat on time, especially to supplement sufficient high-quality protein and multivitamins. In terms of diet, it is advisable to achieve “three fixed, three high, three low and two quit”, that is, regular, quantitative, fixed quality, high protein, high unsaturated fatty acids, high vitamin, low fat, low calories, low salt and quit smoking and alcohol. Eat more foods rich in vitamin B12, such as mushrooms, soybeans, eggs, milk, animal kidneys, various soy products, and folic acid-rich foods, such as green leafy vegetables, citrus, tomatoes, cauliflower, watermelon, mushrooms, beef, etc. Always move your hands; by moving your fingers and giving brain cells stimulation, it is very beneficial for brain health. There are many ways to move your fingers, the most common ones are writing, painting, knitting, playing the piano, playing with exercise balls, playing with toys, etc. Have hobbies; pay attention to develop their own hobbies, such as listening to music, walking, sports, hiking, chess, etc., can choose one or several of them as a way to regulate the brain. More friends; to make more friends, especially young friends, because young people are sharper and more open-minded. In the process of mutual interaction, it can improve the atmosphere and enlighten the wisdom. Of course, mutual communication among the elderly is also good for keeping the brain active. Adjust the psychology; to pay attention to maintain optimism, should be section of thought, go to worry, prevent panic. To be quiet and fearless, calm and vain, and the world, contented and happy, clear mind and few desires. Do not be tempted by materialistic desires outside, do not exist within the emotional interference, so that the qi and blood reconciliation, health does not decline. Treatment of chronic diseases; to actively treat systemic chronic diseases. Cerebrovascular disease, hypertension, diabetes and hyperlipidemia and other diseases are the main risk factors leading to memory disorders, active prevention and treatment of these chronic diseases, can avoid or reduce the occurrence and development of pathological memory disorders