The routine includes exercises like leg extensions, presses, curls, and lunges, which help build strength in the quads, glutes, hips, and hamstrings.

When you think of biceps, do you think bulging like Arnold Schwarzenegger? Or maybe that signature double flex pose comes to mind? Whatever image you conjure up, biceps are more than just for looks.

Leg exercises are one of the best things you can do for your overall fitness. Not only do your legs contain some of your largest muscle groups (think: quads, hamstrings, glutes and calves), they also ...