Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Ready for leg day?

In most workout splits, one to two dedicated leg days per week is common, but it really all depends on your fitness level and goals. If you're just starting out, Earnest and Sariya agree that one ...

The longest bones in your body are your femurs, which are located within your upper legs. Connected to your femurs are your quadriceps, which are behind practically every movement that you do. This is ...

The best quad exercises are those that strengthen your upper leg muscles and create a steady foundation for your whole body. Quads are an extremely important group of muscles that help you raise your ...

The single-leg squat – also known as a pistol squat – is an advanced variation of the regular squat. Besides impressing onlookers by being able to do this squat, it will also benefit you by building ...

Think about everything you use your leg muscles for: walking, sitting, lifting weights, and running are just a few examples. To ensure that you can do these everyday movements without pain, you've got ...

Your legs are, quite literally, your body’s foundation. They have the difficult job of carrying the weight of the rest of your body, and everything from standing up to jumping requires a coordinated ...