Summary Toronto Blue Jays Major League head strength coach Scott Weberg emphasizes evaluating rotational movement patterns to prevent injury in baseball players. What baseball players do can help office workers who deal with mid-back stiffness due to prolonged sitting, poor posture and shallow breathing. That poor thoracic spine and rib cage mobility often leads to back pain when the body compensates with lower back rotation. Breath-driven exercises can improve thoracic mobility, enhance