Build strength and muscle at home with this fast 12-minute bodyweight routine. Safe, effective moves for adults 45 and up.

Strengthen your abs and obliques with this 12-minute core circuit that you can do anywhere without any equipment bar a yoga mat.

In this challenge, kids and adults compete in a fast-paced gymnastics test.

And it’s low impact. With four exercises, I promise you two things: your core will be on fire without stressing your spine, ...