And after that, I did some Donkey Kong for my abs….

Who says that videogames make people fat? Tanya Jessen of Seattle lost 95 pounds by playing Dance Dance Revolution.

Of course, if you’d rather cut the flab by playing Grand Theft Auto instead, you might try this invention.

I’ve experienced some of the wonders of videogame exercise myself–I once played one of those boxing games where you control your fighter using sensor gloves. It was one of the best workouts I’ve had, plus I didn’t have to get my face beat to a pulp to experience it.

Mark my words, sooner or later, some enterprising personal trainer will use an online gaming network to create a virtual fitness class.