How to do a Active Supine Biceps Femoris

Video 1 - Biceps Femoris Tendon Subluxation Snapping Knee, Treated by a Modified Kennedy Procedure

Think biceps are only in your arms? Think again! 💪🦵 When you hear “biceps,” you probably picture that classic arm flex, the ultimate symbol of strength. But here’s the twist: there’s another biceps in your body, and it’s not even in your arms! The word biceps comes from Latin: 👉 bi means “two”. 👉 ceps means “heads”. That’s right, biceps literally means two heads. In your arms, the biceps brachii flex your elbow and help you lift. In your legs, the biceps femoris, part of your hamstrings, fle