Wii Fit

THE GOOD:
Your family will probably like this game too, since there are games for all different ages and skill levels. It's a great way to get up every so often and do some exercise in the comfort of your living room. It has alot more options than wii sports so it would make a great edition to your games.
If you don't want to lose weight then there are still plenty of other exercises to chose from which will help you move your muscles, tone your body and get your centre of gravity just right.

Everybody is given their own account and you can even add a password to this so you don't have to worry about your friends seeing your weight!

THE BAD:
If you don't warm up properly then your muscles will ache, but I just generally go on a few of the muscle exercises before playing to get me warmed up.
Also, some of the games aren't too much fun as they become quite hard to do. Others however seem to make up for the occasional dull game.
The...