How many teeth do you change in your life?

A person has 20 teeth replaced in a lifetime.

First, the eruption of deciduous teeth is the first appearance of teeth in life. Usually, it starts at about 6 months after birth. By the age of 3, almost all of them erupt, with a total of 20 deciduous teeth. These deciduous teeth play an important role in chewing, pronunciation and aesthetics during childhood. As children grow and develop, from about 6 years old, deciduous teeth gradually begin to fall out, permanent teeth begin to erupt, and deciduous teeth are gradually replaced. The number of permanent teeth is more than deciduous teeth, generally 28 to 32, they will accompany the person's life, undertake more important chewing and other functions.

In the process of tooth replacement, it is necessary to pay attention to maintaining oral hygiene. Good oral hygiene habits contribute to the normal replacement and healthy development of teeth. If there are tooth abnormalities during tooth replacement, such as retention of deciduous teeth, abnormal eruption of permanent teeth, etc., you should seek medical advice in time for proper treatment and treatment.