The first section in this chapter deals with dentin hypersensitivity, definition, aetiology of hypersensitivity, mechanism of pain transmission in dentin, Clinical features, differential diagnosis foe dentin hypersensitivity and management of dentin hypersensitivity. The next section deals with management of gingival tissues, indications for gingival management in operative dentistry, methods of gingival management both surgical and non-surgical, advantages and disadvantages of each method and section finishes off with latest trends in gingival tissue management.