Horizontal brushing leads to chipping of the neck of the teeth! What is the correct way to brush teeth? The horizontal quivering method: also called the Bass brushing method The horizontal quivering method uses a short quivering horizontal brushing motion to clean plaque best, also known as the “in-sulcus brushing method”. The tip of the bristles are placed at an angle of 45 degrees to the gingival surface of the teeth and lightly pressurized, the tip of the bristles point to and enter the gingival sulcus, while part of the bristles are outside the sulcus, and then the bristles are moved back and forth 6-8 times, and the movement of the bristles is only 1mm when the brushing is done. Brush the labial surface of the maxillary and mandibular front teeth in the same way as the posterior teeth. When brushing the palatal surface of the upper front teeth and the lingual surface of the lower front teeth, the brush head can be firmly erected, and the upper teeth are brushed from the top downward and the lower teeth are brushed from the bottom upward. When brushing the occlusal surfaces of the upper and lower teeth, place the brush on the occlusal surfaces of the teeth and brush back and forth in a horizontal direction with a little force. Clean the sockets and gaps on the occlusal surfaces. The number of times and time of brushing: You must brush and rinse your teeth in the morning and evening. If you have conditions, you should brush your teeth immediately after each meal, and if you do not have conditions, you should at least rinse your mouth with water. Brush your teeth for not less than 3 minutes each time. Not brushing your teeth before going to bed for a long time may cause tooth decay. Therefore, it is very important to brush your teeth before going to bed and not to eat anything after brushing to maintain the oral hygiene overnight. In choosing toothbrush, you should use health care toothbrush, which is characterized by soft bristles, flat brush surface, small brush head and rounded bristle tip, which can effectively eliminate plaque without damaging teeth and gums. Toothbrush handle and bristles should be vertical or nearly vertical. The tips of the bristles should be rounded to avoid hurting the gums. After each brushing, the toothbrush should be washed and placed in a cup with the brush head facing upwards in a ventilated and dry place. It is recommended that a new toothbrush should be replaced every 1-3 months. If the bristles are found to be loose and bent, the tilt should be replaced in time.