Do you remember to address the pecs? 💡 It’s easy to focus on the shoulders and back, but here’s the thing - the pec major is often the real culprit behind tight shoulders and poor posture. When this muscle gets stuck in a cycle of tension, it pulls the shoulders forward, limits mobility, and sets off a chain reaction of upper body strain. The solution? Don’t skip the chest! Warming up the pecs with broad strokes and following with deeper, focused work along the muscle fibres can create an insta

320K views · 2.9K reactions | How the Pecs Really Work! #workout #chest #muscle | Institute of Human Anatomy | Facebook