This paper contains the most important information concerning the activation of the immune system of the neonate and disturbances of this process inthe case of delivery by caesarean section.

Two important components of child care, the main goal of parents and guardians, are education and proper actions, which also include the area of dental health.Oral hygiene is mentioned as one of the most important methods of prevention of oral diseases, especially dental caries and periodontal disease. Hygienic procedures in the child’s mouth should begin as soon as possible. They should be carried out by a parent or guardian or under their supervision. A balanced diet is extremely important for tooth development and thus on their health. Proper oral procedures allow to maintain a healthy oral cavity, they accustom children to the performed procedures and finally, they form the correct habits of oral cavity hygiene.