How to have a ball while working out? Reporter Minna Lessig talks to us about exercising on these giant balls, which look like something out of "romper room." The main benefit of using an exercise ...

Giving 16 first-graders each a large, bouncing ball might not sound like the best way to improve their focus in school. But in Sarah Meader's classroom at Karen Western Elementary School, students ...

WASHINGTON — At work, Pam O’Donnell types at her computer, talks on the phone and, every so often, bounces a bit on a big blue ball. O’Donnell has an office chair, but this doesn’t mean she uses it.

We'd never strong-arm you, but there are so many benefits to adding a medicine ball to your workout. (Getty Images) I'll admit it: For years, I avoided adding a medicine ball to my workouts. Frankly, ...

Perched on a large blue exercise ball at her desk, Trisha Milligan says she is glad she’s been able to replace her classroom chair with a different kind of seat. “I can move around,” said Trisha, 9, a ...