Have you ever stopped to think about how your body breathes—how oxygen gets into your bloodstream or how your lungs know when to inhale or exhale? Breathing is such an automatic part of life that we rarely give it a second thought. But behind each breath is a complex and beautifully coordinated system—the respiratory system—working tirelessly to keep us alive. Let’s begin our journey through … Continue reading A Breath of Life: Exploring the Upper Respiratory Tract