Americans are fat and game developers are going to make sure that they get thin. On the Wii, Nintendo is working on getting us up and about with WiiWare. But for portable gamers, Ubisoft is taking the initiative by swapping out that candy bar for a Nintendo DS and a copy of My Weight Loss Coach, a lifestyle encouragement piece of kit that's due for release this September. If you're a Canadian, however, you'll be able to snag a copy this June. Either way, IGN had the opportunity to check out this pocket-sized nutritionist at the Nintendo Media Summit late last week.