Oral and dental health has a strong influence on quality of life as it affects physical, social and psychological wellness of human beings.There is a significant enhancement in the identification of the oral health as having an important effect on mental, social and physical conditions. Oral health is thought to have an essential role in patients overall health so the purpose of the dental support is not only to improve patient's intra and extra oral conditions but also to improve the quality of life. This health related quality of life (QOL) is active, varying irregularly and a flexible development. It has both positive and negative effects and is influenced by personal and social expectations as well. This book is based on the published and unpublished work of the authors as a team and also incorporates the maximum available literature to correlate the oral health related conditions with the changing parameters of quality of life.