Purpose: To analyse the relationship between the different habits that occur in childhood and the different malocclusions in the three planes of space.
Material And Methods: A clinical examination of 106 children between 5 and 12 years of age was carried out and a survey validated by professors of the Faculty of Dentistry of the University of Seville was made for the parents in order to identify the habits and relate them to the possible malocclusions detected in the child's mouth.
Results: 72.