Crying is the only way a baby can express its feelings and needs. If the parents or caregivers cannot find the cause of the inconsolable crying of the infant, they might react sharply and shake the baby. The violent shake of the infant’s head causes brain damage and, as a result, the infant stops crying. For this reason, this behaviour may be repeated in similar situations. This is one of the serious consequences extracted from the bibliographic review carried out by a group of interns of the Teaching Maternity Unit of the University College of Health Care of the University of Granada (UGR) published by the Nursing Journal Rol.