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is an exercise game consisting of activities using the Wii Balance Board peripheral. The game uses a unique platform peripheral called the Wii Balance Board, on which the player stands during exercise. The game features yoga, strength training, aerobics, and balance games. Wii Fit has been used for physiotherapy rehabilitation and has been adopted by various health clubs around the world. Additionally, the game has been used in nursing homes to improve posture in the elderly. The game has received generally positive reviews, despite criticism over the lack of intensity in some of its workout activities As of March 2012, Wii Fit has held the position of third best selling console game not packaged with a console, with 22.67 million copies sold.