Whenever the lie-down-on-your-side portion of a Pilates mat class comes around, I always breathe a sigh of relief. Even though I know moves like clamshells and leg lifts will leave my glutes and inner ...

There’s something so satisfying (not to mention badass) about a smooth, powerful pull-up—one that feels controlled from start to finish, no jerky movements, no swinging legs, just pure strength. But a ...