The Women's National Basketball Association (WNBA) is a professional basketball league in the United States. It is currently composed of twelve teams. The league was founded on April 22, 1996, as the women's counterpart to the National Basketball Association (NBA), and league play started in 1997. The regular season is played from May to September, with the All Star game being played midway through the season in July (except in Olympic years) and the WNBA Finals at the end of September until the beginning of October.