Wii Fit is a fitness video game developed by Nintendo for the Wii console, released in 2007. It uses a balance board accessory that tracks players' movements and weight, allowing them to engage in various exercises and activities. The game includes yoga, strength training, aerobics, and balance games, catering to different fitness levels. Players can create personalized fitness routines and track their progress over time. Wii Fit encourages regular physical activity through fun and interactive gameplay, making it accessible for users of all ages. Its unique approach to fitness has contributed to its popularity and influence in the gaming and health industries.