Wii Fit (Wii???? ,W? Fitto?) is a video game developed by Nintendo for the Wii console. It is an exercise game consisting of activities utilizing the Wii Balance Board peripheral.
The Wii Fit package includes a Wii Balance Board and a Wii Fit game disk for the Nintendo Wii Console containing 48 fitness training related games and activities. The Wii Balance Board is a wireless peripheral for the Wii Console and communicates with the console in the same manner as the Wii 'Wiimote' controller. The sensors on the board can measure players up to 150KG in mass. The balance board measures a user's mass and center of balance. The software can then calculate the user's body mass index when told of his or her height.
Wii Fit was released in Japan on December 1, 2007, and in other regions in April-May 2008. As of December 2008, Wii Fit is the Wii's third best-selling game, with 14 million copies sold. At a retail price of $89.99 USD (and equivalent in other regions), Wii Fit has generated over $1.26 billion in revenue for Nintendo