The dream is over, fatties. Turns out playing with your Wii is no substitute for riding your bike once in a while.
A UK study entitled "Energy expenditure in adolescents playing new generation computer games" reveals that Wii Sports isn't as much of a workout as, say, a workout. While it expends more energy than "idle" gaming, the difference is negligible. .
So sorry, chubs. Time to fire up the Shcwinn and hit some hills.
For a more detailed, less mean analysis, check out the link:
Arstechnica: Study: Wii gaming no substitute for exercise