A muscle in the quadriceps, the rectus femoris muscle is attached to the hip and helps to extend or raise the knee. This muscle is also used to flex the thigh. The rectus femoris is the only muscle ...

Add Yahoo as a preferred source to see more of our stories on Google. Semantics aside, the method is an area interest for researchers and bodybuilders alike. So much so, that a group of researchers ...

The rectus femoris muscle is one of the four major muscles that make up the quadriceps, or the front part of your upper leg. Strengthening the rectus femoris, in particular, can help stabilize your ...

Cycling is a popular fitness activity worldwide. Although the physiological benefits of cycling are known to many, its precise impact on the ‘rectus femoris’ muscle has remained elusive so far. A ...

If you have tight hips, you'll know. A nagging tension and stiffness causing serious discomfort and limited mobility, and perhaps even accompanied by lower-back pain and hamstring pain, tight and weak ...

The quadriceps, or quads, are a group of four muscles on the front of the thigh. They are some of the largest and strongest muscles in the body. The quad muscles allow a person to stand, walk, run, ...

Quadriceps are a group of four muscles located at the front of your thigh. Your quadriceps are some of the largest and strongest muscles in your body. Share on Pinterest peterdharwood/Getty Images ...