Oral diseases are a major health concern owing to their high prevalence and incidence across the world. Dentistry is a specialization in medicine that is concerned with the maintenance of good oral health in humans. The diagnosis, study, prevention and treatment of the conditions of the oral cavity are under the scope of this field. These include the disorders of the oral mucosa and maxillofacial area as well as the craniofacial complex, which includes the temporomandibular joint and the supporting lymphatic, vascular, nervous and anatomical structures. Oral diseases primarily include dental caries and periodontal disease. Some of the common strategies used in the management of these include scaling, tooth extraction, teeth restoration and root canal treatment. Regular brushing, flossing, tongue cleaning, subgingival irrigation and interdental cleaning promote good oral health. This book contains some path-breaking studies in oral health. It includes some of the vital pieces of work being conducted across the world, on various topics related to oral health care. It will serve as a reference to a broad spectrum of readers.