Introduction Coughing is one of the most common health complaints worldwide and a natural defense mechanism of the body. The cough reflex is designed to protect the airways and lungs by clearing them of mucus, irritants, and infectious agents. While occasional coughing is normal and even beneficial, frequent or prolonged coughing can disrupt daily life, disturb sleep, and point to underlying medical conditions that need attention. Understanding the Cough Reflex The cough reflex is a coordinated response involving the airways, nerves, and brain: This process helps maintain clear, healthy airways. Why We Cough Coughing may occur for many reasons: Types…