Dance is a performaning art form consisting of purposefully selected sequences of humen movement. This movement has aestich and symbols value, and is acknowledged as dance by performers and observers within a particular culture. Dance can be categorized and described by its choreographer, by its repertoire of movements, or by its historical period or please of origin. An important distinction is to be drawn between the contexts of theatrical and, particical dance althoughthese two categories are not always completely separate; both may have special functions, whether h Other forms of human movement are sometimes said to have a dance-like quality, including, marching bands, and many other forms of athletics.