Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. In the new exercise ...

The playground at Lake County Intermediate School in Leadville, Colo., was in desperate need of a makeover. The schoolyard didn’t offer much — just a few swings, some rusty climbing equipment, a ...

Playgrounds are fundamental spaces for childhood development. Kids need a place where they can safely play outdoors. From ...

There may be nothing your child loves more than their tablet, but eSports still don’t count as exercise! Winter’s shorter days and cooler temperatures can make it tempting for kids to turn into couch ...

It’s no mystery that exercise boosts mental health and cognitive function in kids. A nine-month study of children aged seven through nine found that kids who were active could think more clearly. A ...

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 ...