You've heard it a million times before, but still: never skip leg day. Longterm lifters know that leg exercises are what really separate the men from the boys, and if you're looking to build full body ...

Whether you realize it or not, your quads work hard all day, every day. So, your quads deserve some extra attention to keep them functioning at peak performance, and no leg day is complete without ...

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

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 ...

Leg strengthening exercises in bed, from a CSCS, to rebuild thigh power after 65 with 4 joint-friendly moves.

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?

What is a Quadriceps Strain? The quadriceps, often shortened and referred to as the quads, are a group of muscles located on the front of the thigh. The quadriceps are actually four different muscles ...