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 ...

Much like their name implies, the quadricep muscles were once thought to be a set of four muscles, with the name “quad” translating to “four or fourth” in Latin. However, it has since been discovered ...

3 Department of Physical Therapy, Osaka Electro-Communication University, Osaka, Japan 4 Department of Rehabilitation Science, Osaka Health Science University, Osaka, Japan 5 Department of ...

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 ...

Why do some hamstring and quadriceps strains take much longer to repair than others? Which injuries are more prone to recurrence? Intramuscular tendon injuries have received little attention as an ...

The hamstring muscles are responsible for your hip and knee movements in walking, squatting, bending your knees, and tilting your pelvis. Hamstring muscle injuries are the most common sports injury.

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, ...