Rectus femoris: A quadriceps (thigh) muscle that crosses both the hip and knee and serves as a primary hip flexor. • Sartorius: As the longest muscle in the body, it runs from the hip to the ...

In this six-part series, we'll demonstrate quick exercises for different areas of your body every week to help you stay limber.

and then you can bend one knee and you will feel the stretch on this side. Come back up. And then feel it on the other side. Also the hip flexor in your quads, basically get some kind of balance ...

The hip flexor muscles are anchored to the lumbar spine and they pull on the lower back, so tightness in your hips contributes to lower back pain as well. Similarly, when the knee is bent at a ...

Anterior cruciate ligament (ACL) ruptures are also prevalent and typically require surgery from hamstring grafts, which often results in chronic deficits in eccentric knee flexor strength, a known ...