There’s no shortage of glute-boosting training sessions online – but most overlook the smaller accessory moves that build real strength and balance. One of the most underrated? The clamshell exercise.

Feeling stiffness in your hips after sitting, exercising, or simply getting older? A personal trainer says just 15 minutes ...

I love the clamshell exercise, too. I do this simple movement on the floor, from the comfort of my yoga mat (or carpet), and it's done more for my hip mobility, core stability, and glute (buttock) ...