Get hip to these simple movements that stretch and strengthen the hip flexors. Dr. Andy Fata-Chan, a New York-based physical therapist and fitness coach at Moment Physical Therapy ...

Objective: To investigate atrophy and weakness of the quadriceps femoris muscle group in patients with PFPS using measures of cross-sectional area and peak extension torque. Methods: A total of 57 ...

In patients with knee osteoarthritis (OA), pain and dysfunction cause a reflex inhibition on the quadriceps femoral muscle, and quadriceps weakness could accelerate damage to knee cartilage.

The hip flexors connect the top of the femur, which is the largest bone in the body, to the lower back, hips, and groin. There are various hip flexor muscles that all work to enable a person to move.

The proximal region of the biceps femoris (BF) seems to be the most common site of injury ... Objective To examine the region-specificity of BF muscle activity at different running speeds. Design ...