The precautions for wearing braces usually include adjusting diet, paying attention to hygiene and so on. 1. Adjustment of diet: usually wear wire braces can not withstand too much biting force, so patients can not eat too hard, too sticky, too big food, such as nuts, fudge, apples and so on after wearing braces. You should also eat less sweets and spicy stimulating foods to prevent dental caries and oral inflammation. 2. Pay attention to hygiene: because braces need to be fixed on the surface of the teeth, so there will be hygiene dead ends. Usually, patients need to pay special attention to oral hygiene, such as using a soft toothbrush to clean the teeth, rinse the mouth in time after meals. The gap between the toothbrush and the braces can also be cleaned with a gap toothbrush to minimize food residue. After wearing braces, patients need to maintain oral hygiene according to the doctor’s advice, and regularly review and check the fixation of the braces; when discomfort occurs, consult the doctor in time and treat it actively so as not to miss the condition.