Building strong, muscular quads is best done with a combination of compound exercises—squats, lunges, leg presses—and isolation work, such as leg extensions. Tack on some powerful plyometric moves, ...

Julia Ries Wexler is a writer focusing on all things health and wellness. She has over 10 years of experience in health journalism, and though she has written about pretty much every health topic ...

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 ...

Most quad exercises don’t require special equipment and are relatively easy for beginners. Whether you’re new to exercise or you’re a professional athlete, your quads are an important muscle group to ...

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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?

Bed exercises for strength after 60, with certified CPT guidance to rebuild muscle safely with low joint stress.

If you're a regular runner, especially one that has been doing it for a while, there’s a good chance you've had some issues with your knees. Many of the muscles involved in running surround the knee ...