In a recent discussion, experienced physiotherapist Alex Morrell challenges the common belief that poor posture, particularly slouching, is linked to back pain. Morrell points out that there is no scientific research supporting this connection and emphasizes the importance of movement over static posture. He argues that the most beneficial posture is the next posture, encouraging individuals to change their position regularly to avoid stiffness. Morrell explains that maintaining a rigid, upright posture can lead to weakness in other necessary movements such as bending and twisting. He advocates for varying movements throughout the day to keep the spine agile, stating that people should not feel the need to maintain a single 'confident' posture at all times. Instead, he suggests that individuals listen to their bodies and shift positions as necessary. Furthermore, Morrell warns against the widespread use of apparatus designed to pull shoulders back, claiming that the human body's adaptability is key to preventing stiffness and enhancing overall spinal health. He encourages a gradual introduction of new movements, allowing the body to adjust safely to various stresses and loads. Ultimately, Morrell's advice is straightforward: change positions regularly if you begin to feel stiff. This simple action can prevent discomfort and promote flexibility without the need to adhere to strict posture rules. Maintaining a healthy back involves routine movement and flexibility rather than a rigid adherence to an ideal posture.