Baby teeth usually grow when the baby is 6 months old and are completed after 2.5 - 3 years. However, the time of baby teething can still vary within 1 year. Therefore, if the baby is 7 months old and still develops normally, parents should not worry too much, because this may be a physiological delay in teething.

Rickets and malnutrition are two different diseases. However, how are these conditions different? And what should parents do to ensure good development for their children at each stage?