Find flexible fitness classes, holiday camps and a massive soft play zone at Fit City Kids Chicago, where fitness and fun meet.

A few days before Christmas, four little boys jumped through hoops and ran around cones in the gymnasium at Robert Moton Center in Westminster. They twirled green scarves in the air and tossed up ...

This is an installment of Good Fit, a column about exercise. I took my first CrossFit Kids class when I was 10 years old, the summer between fifth and sixth grade. I remember a circuit that involved ...

Nowadays, when children are bored, they don't go outside and play with the other kids in their neighborhood, pick up a book, or even just sit and play with their toys. Instead, many children turn to ...

It wasn’t so long ago that researchers reported that letting kids play video games — active “exergames,” that is — could help them burn energy. Now the latest study shows … maybe not so much. The ...

Huffing through yet another long run together, my friend and I got to talking about how unlikely it was that the two of us had, one, met at the gym, and two, were now training for a marathon. Like the ...