Team USA's star speed skater has massive legs, leading to comparisons of another U.S. star athlete known for his quads.

Jordan Stolz will leave the Olympics as the most-decorated individual athlete to represent the United States during this ...

Add Yahoo as a preferred source to see more of our stories on Google. Narrow stance — 0.7% of your shoulder width. Wide stance — 1.7% of your shoulder width. The wide stance used in the study was ...

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, ...

BOSTON - Researchers have found that there are certain exercises people with knee arthritis can do to reduce their need for joint replacement. Experts said to focus on the quadriceps muscles, the ...

Plus, how to scale the move for all levels ...

If you are looking to grow your legs but feel burned out on the same old leg extension routine, there are several effective alternatives that can deliver serious quad growth. The leg extension machine ...

Rowing machine muscles worked include the quads, glutes, triceps, and more, making it a great whole-body workout. This heart-pumping, high-intensity exercise activates many of the muscles that are ...

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?