A realistic, cinematic illustration of a professional doctor in a white coat inside a bright, modern medical office, demonstrating a simple stretching exercise to a patient for improving posture. The doctor, calm and encouraging, shows a gentle spinal extension stretch while explaining its benefits for posture and spinal health, with an anatomical poster of the spine and posture alignment in the background. The scene includes a yoga mat, clean wooden floors, and natural light streaming through large windows, creating a warm, health-focused atmosphere. The patient, in comfortable activewear, watches and mirrors the stretch, emphasizing the preventive and therapeutic role of stretching for posture correction under medical guidancemoji