Oral cold knowledge

1, too many oral bacteria.

There are more than 400 kinds of bacteria in human mouth, which can be called "bacteria" team. These bacteria balance each other and maintain the stability of the oral environment. When one of them overproduces, it will break this calm and cause oral diseases.

2. You can't brush your teeth immediately after eating.

Just after eating, a large number of acidic substances will adhere to the teeth and soften the enamel on the surface of the teeth. Brushing teeth after meals will damage enamel and tooth health.

There are no two identical teeth in the world.

Everyone's teeth are unique, just like fingerprints, even twins' teeth are different.

4. Happy fat house water is not necessarily friendly to teeth.

Drinking cola or other carbonated drinks for a long time will lead to tooth decay, because the sugar and acid in carbonated drinks will corrode teeth and damage enamel, and then cola teeth will appear.