This thoroughly up-to-date text covers the most current topic in Paediatric Dentistry. Contents have been completely updated to include all the newest information about the pacifiers. Chapters has been recognized and consolidated into four major parts, which enhance the readability and maintain continuity. To make the learning more interested and easy, many tables and flow charts are also included in the text. The main objective of this literature review is to recognize the significance of nutritive and non-nutritive sucking in the oral facial development of the infant and to learn its effect upon dentofacial development of the type of artificial nipple used.Hence this comprehensive review gives the proper guidance to the physicians,dentists and mothers about the use of pacifiers especially regarding the benefits,risks and when to appropriatly wean the child.