AS A PARENT, caregiver, or coach, seeing a kid get pumped about fitness and strength can feel kind of amazing. Especially when you consider that only between 21 to 28 percent of kids ages six to 17 ...

Back-to-school season isn’t just about sharpened pencils and packed lunches—it’s also the perfect time for families to reset their health. According to Coach Alim Shabazz of Big Tire Bootcamp, putting ...

"Aren't they a little young for that?" This is a question I used to hear regularly from parents when I'd recommend strength training for the kids I worked with, whose ages ranged from 6 to 18 years ...

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. Not everybody has the ...

Climbing in the playground is just one of many activities kids can do to improve muscle fitness. Fran Polito/Moment via Getty Images Physical fitness in kids refers to their ability to perform ...