Body Tune Up on Instagram: "The SERRATUS ANTERIOR, Scapula and glenohumeral rotation. My client had a shoulder injury that left his scapula in a slightly winged position. That also caused his glenohumeral joint to protract forward leaving him with quite a bit of neck pain. Upon assessment we found that his Serratus anterior was insanely weak. So… 🆘 Seratus rolls with a foam roller. It’s super basic and super effective for Seratus activation. ⭕️ Scapular protraction exercises with a band. When r