Pitch Mechanics 101 on Instagram: "How Back Bridges Help First off, just because you can hit a back bridge doesn’t mean you’ll throw 90+ HOWEVER What a quality back bridge means: ⚾️Authentic T-Spine extension mobility and control 🏋🏻Authentic Overhead Shoulder flexion mobility and strength 🤸🏼‍♂️A shoulder blade that can posteriorly tilt and glide along the rib cage All 3 of which are necessary to create optimal movement patterns on the mound. Struggle with layback? Anterior shoulder pain? Ear