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A beautiful smile reveals a neat white tooth, which is a sign of health. Many people wish their teeth were as white as jade. Then, in order to make our teeth healthy, we must know our teeth and take care of them.

Teeth are the hardest organs in the human body. It has the functions of chewing, helping pronunciation and keeping facial appearance. Teeth will grow twice in a person's life. The first time is called "deciduous teeth". By the time he is two years old, there will be twenty * * *. About six years old, deciduous teeth gradually fall off and grow "permanent teeth", * * * 32.

If you want to have a pair of healthy teeth, you must pay attention to the health care of teeth and take good care of our teeth. How to protect teeth? Let me introduce several ways to protect your teeth.

1. Develop good brushing habits. Rinse your mouth with warm water after meals and brush your teeth once in the morning and evening. Pay attention to the correct brushing method: brush vertically along the teeth, first brush the inside and then brush the outside. Don't brush back and forth horizontally, or you will damage your gums. ?

2. Pay attention to dental hygiene and eat less candy. Especially don't eat sugar before going to bed to prevent dental caries. In addition, we should pay attention to the usual hygiene habits, do not bite fingers, do not bite pencils and other foreign bodies, and do not lick your teeth with your tongue.

Don't be picky about food, eat more vegetables that can promote chewing, such as celery, cabbage, spinach, kelp and so on. It is beneficial to promote the development of mandible and the neatness of teeth. Eating vegetables regularly can also increase the content of molybdenum in teeth and enhance the hardness and firmness of teeth. Eating vegetables regularly can also prevent dental caries, because vegetables contain 90% water and some fiber substances. When chewing vegetables, the moisture in vegetables can dilute the sugar in the mouth, making it difficult for bacteria to grow; Cellulose can clean and clean teeth.

It's important to protect your teeth. I hope everyone will take care of their teeth and show charming smiles!