Abstract
Objective: To understand through the literary records the importance of the affective bond for the newborn's development from the initial relationships. Methods: An integrative review was carried out using the Latin American and Caribbean Literature in Health Sciences (LILACS), Scientific Electronic Library Online (SciELO) and Medical Literature Analysis and Retrieval System Online (MEDLINE) databases through the Science Descriptors of Health (DeCS): “Newborn”; "Child development"; “Mother-child relationship” and “Affective bond”. As inclusion criteria, articles available in full, in Portuguese, English and Spanish, between 2010 and 2020. Exclusion criteria were: repeated studies in the databases, unavailable, review articles, thesis, dissertations, book chapters, articles that did not cover the topic or that were outside the established period. Results: 285 articles were found, after analysis 12 studies composed this review, which showed, in general, that the affective bond has great relevance in the development of the newborn. Final considerations: It was possible to understand the importance of the affective bond for the newborn's development from the first interactions, being essential its promotion from the baby's first hour of life. However, further research on the theme presented is suggested due to the difficulty in finding studies.