When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Don’t fancy Russian twists? Try plank windmills instead. They're one of the ...

Anyone who spends a lot of the day sitting could probably stand to strengthen their glutes. And the clam shell exercise is an excellent way to do just that. But it also offers a whole lot more. This ...

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.