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 ...

Hands up: Who skips warm-up exercises and cool-downs even more than leg day? You're not alone. The problem, however, is that these routines are essential to your workout. We're not just talking about ...