Ryan Van Duzer, an outdoor enthusiast who has starred in reality TV adventure shows, visits Colorado schools to talk about how working out can be entertainment. He says he often leaves frustrated after kids tell him about staying inside playing video games.
The obesity crisis is catching up with Colorado, the nation's thinnest state.
Being fit is part of the culture in Colorado: there are biking trails and hiking trails and ski slopes and even the high altitude itself helps burn off calories. But waistlines are widening, especially among children.