We all know sitting in front of a desk all day is slowly killing us. But what does it actually take to get us out of our comfortable chairs (or, for those of us who work at home, a deep slouch on the ...

There are only a few desks in Cindy Nelson's first-grade class at Hermantown Elementary School, and they're not lined up in rows. Kids pick from those, along with scoop rockers, wobbly stools, ...