We love to prioritize big, forward-facing muscles like the quads, glutes, and hamstrings on leg day. And while it's important to strengthen those powerful movers, you shouldn't forget the smaller ones ...

To become stronger, faster, and fitter, you have to push your body harder. But then you have to rest, too. All workouts, especially tough ones, stress the body. You’re fatiguing, or tiring out, ...