Wii Fit

is a training game that consists of activities that use the Wii Balance Board. The game uses a unique peripheral, the Wii Balance Board, on which the player stands during the workout. The game includes yoga, strength training, aerobics and balance games. Wii Fit is used in physical therapy rehabilitation and has been adopted by various gyms around the world. In addition, the game has been used in nursing homes to improve the posture of the elderly. Despite criticism of the lack of intensity in some workout activities, the game has received generally positive reviews. As of March 2012, Wii Fit was the third best-selling console game that did not ship with a console, with 22.67 million copies sold.