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 ...

Conclusions Low elasticity of the rectus femoris and iliopsoas as a specific risk factor for the development of OSD in youth athletes was statistically significant (p = 0.05). General risk factors of ...

The researchers concluded, 'Our findings indicate that both ~100° and maximum individualised knee flexion ROMs in the leg press are similarly effective for inducing quadriceps femoris hypertrophy ...