Researchers tested energy expenditure in 12 men and women as they tried out various Wii Fit and Wii Sports games. But just 14 out of 46 activities reached the level of moderate exercise, equivalent to walking.
The Wii Boxing and a single-arm handstand required the most energy out of the group. However, none of the activities reached the level of vigorous exercise that you get from running, biking or swimming.
