Most children have 20 milk teeth by the age of 3.... Some children do not grow at the same time as their peers.... This can be caused by several factors that we will examine in this article... Factors affecting the growth of milk teeth Milk teeth are a set of 20 pieces of teeth that appear in the first years of a child's life.... Their falling out is part of the child's normal development and usually happens between 6 and 12 years old.... Milk teeth that appear in the mouth about 6 months after birth are teeth that are complete at 3 to 2.5 years old.... The importance of children's permanent milk teeth in society is better understood every day.. In short, if we want to avoid crooked and hidden teeth Later, due to lack of space, baby teeth are placed in the key point In the period of mixed teeth, the possibility of decay of new permanent teeth should not be neglected, because baby teeth and permanent teeth are close to each other... Teeth, like adults, are very important in terms of self-confidence in children, considering that they do not affect the growth and development of fingers. Teething is a family trait and can be inherited from both parents... If you or the other parent of your children has a later than average first tooth, your child probably does too.. If your teeth are later than usual and there are no other related medical or developmental problems, there is no need to worry.. In other cases, delayed teething can be a sign of health problems.. Hypothyroidism may be related... because hypothyroidism; It may cause other symptoms such as weakness, fatigue, headache and joint stiffness.. The child may have a delay in walking and talking or be overweight.. If there is a history of late teething in the family, it is not surprising that your child will follow this pattern. Malformation of teeth Various genetic disorders such as Down's syndrome, cleidocranial dysostosis, and Apert's syndrome can also cause delayed tooth growth in children... #### Malnutrition If your baby is not getting enough breast milk or the formula is not suitable to provide all the nutrients your baby needs, it will delay the development of teeth.. Healthy teeth.... However, if the baby food you are using does not contain all these nutrients or if your baby is not getting enough, it can cause delayed teething in babies... #### hypothyroidism and teething Hypothyroidism is a condition in which the thyroid gland does not produce enough thyroid hormone for the body to function normally.. It often affects the heart rate, metabolism and body temperature.. If your child's thyroid is hypothyroid, he may be delayed in reaching several milestones such as walking, teething or even talking.. Delayed tooth development. They appear with a delay in milk teeth, and as a result, milk teeth become two rows... - The first noticeable sign in how to recognize milk teeth in children is increased saliva secretion.... This can cause redness around the child's mouth and chin.... In such cases, the child's face should be wiped with a natural cream and a natural cream should be used... - The child's teeth can be gently massaged with a gauze cloth wrapped around the index finger... The child's palate can be reduced and It made teething easier.... - The child should be given a teething device that does not contain plastic or colored materials... In addition, hard vegetables such as carrots can also relieve the itch of milk teeth. Experiencing pain on the gums, ears and cheeks... to prevent this problem, you should gently massage the baby's cheeks and ears with your hands... - If you cannot reduce the baby's pain despite all these uses, you should consult a specialist doctor... with the doctor's opinion, you can use dental gels, pain reliever syrups or suppositories. If the child accidentally bites the mother's breasts, another reason for early tooth growth in children is the process of caries and other dental disorders earlier than usual. **Genetic factors:** Genetics plays an important role in the early growth of teeth in babies... Some babies, following their family pattern, get their teeth earlier... **Environmental factors:** Environmental factors such as nutrition, mother's diet during pregnancy, secretion of hormones, contact with fluoride and minerals, as well as interference with some medical conditions such as microbes can affect early teeth problems. Hyperthyroidism (increased thyroid activity), Down's syndrome and some metabolic diseases can cause premature teething in babies. In general, it is best to consult a pediatric dentist when the child is teething.