If you want to grow your legs, then you can’t forgo their largest muscle – the quads. But, did you know the benefit of training this muscle stems further than simply making sure you look good in your ...

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?

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images ...

Whether you realize it or not, your quads are doing the most—every time you sit, stand, step, or sprint. These powerhouse muscles on the front of your thighs are crucial for strength, balance, and ...

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 ...

This funny-looking move is more than social media fluff. The leg day staple can save your spine.

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 ...