Respiratory Tract Infections: Symptoms, Causes, Treatment & Prevention Guide
Introduction Respiratory tract infections (RTIs) are among the most common communicable diseases affecting people of all ages worldwide. From mild colds to severe lung infections, RTIs can impact daily life and, if untreated, may lead to complications. What is a respiratory tract infection? A respiratory tract infection (RTI) is an infection of the airways, sinuses, throat, or lungs . These infections are usually caused by viruses, bacteria, or, less commonly, fungi. Understanding the causes of respiratory tract infection, early signs, and RTI treatment options is essential for proper care and prevention. Types of Respiratory Tract Infections 1. Upper-Tract Respiratory Infections URTIs affect the nose, sinuses, throat, and larynx. URTIs are normally mild and self-limiting, commonly referred to as upper respiratory infections. Common Signs & Symptoms: Runny or blocked nose Sneezing Sore throat Mild cough Low-grade fever Headache Body aches Watery eyes Specific Symptoms: Sinusitis: ...