It's easy to assume pull-ups are all about the arms—but the real engines behind a strong, controlled rep are the back and shoulders. In fact, if you’ve ever tried (and struggled) to get your chin over ...

Whether you're working on your deadlift PR, getting ready for a jog, or training for (gasp!) your first pull-up, warm-ups are nonnegotiable. It doesn't matter your fitness level or age either, says ...