Vigorous dance is a term used to describe a type of dance that requires a lot of energy and physical strength. The three most popular vigorous dances are the Shag, Flamenco, and REEL. The Shag is a swing-style dance that originated in the United States in the 1920s. Flamenco is a Spanish dance that combines intricate footwork with passionate arm movements. Finally, the REEL is an Irish folk dance that is characterized by its fast tempo and intricate steps.