This game is not for everyone but if you're looking for a fitness game with some SLAM behind it, this may be for you. Just be warned that you will need coordination and the lessons needed to be a little bit more in-depth.
If you're searching for some kind of musical workout, this one might be made just for you. Otherwise, there are better dance games out there as well as better fitness games.
It may be fun and it may make you sweat, but as an interactive fitness companion it's a feeble, infuriating effort that lacks the stamina to compete.
She likened the game to the various dance routine videos she owns, which I feel is a fitting comparison for Zumba Fitness for Kinect; a non-interactive set of dance routines where you try to replicate the on screen trainer, with little to no feedback or interaction. Then again, if you wanted a non-interactive dance routine video, you could buy something like Carmen Electra Strip Aerobics and follow that instead of Zumba Fitness's rainbow rhythms disco sensation.
In order to dance in front of a TV, without any degree of real interactivity, just buy a DVD to learn some dance steps rather than this joke of a game that is Zumba Fitness