First, brush your teeth well and achieve three threes: three times a day, three minutes each time, and brush three faces well;
Second; Pay attention to diet, do not eat spicy food or eat less, such as white wine, pepper and so on.
Third, pay attention to accidental injuries, such as bumping, and don't bite anything too hard with your teeth, such as beer bottle caps.
Fourth, see a dentist every six months or at least once a year, wash your teeth and check your teeth. enough