Gum recession is generally referred to as gum recession. To prevent gum recession, you should pay attention to regular checkups, proper brushing, and reasonable diet. 1. Regular checkups: You can go to the hospital on a regular basis to have a checkup in order to understand the health of your teeth. 2. Correct brushing: You should master the correct brushing method, refer to the Pasteur brushing method, and avoid horizontal brushing, so as not to damage the gum area. You can choose soft bristles, small head toothbrush or electric toothbrush, or choose anti-sensitive toothpaste. Keep your mouth clean and tidy, and use mouthwash correctly. 3. Reasonable diet: In your daily life, you can eat more foods rich in vitamins and proteins, less acidic foods, especially to control the intake of beverages. All of the above methods can effectively prevent receding gums, if the patient has symptoms of gum discomfort, need to go to the hospital in time.