India, Nov. 15 -- Exposure to polluted air, smoke and harmful particles can weaken the lungs' natural defence mechanisms, increasing vulnerability to respiratory infections such as pneumonia. Doctors highlight that children, older adults and people with existing health conditions need extra protection.

Pneumonia continues to be a major respiratory health concern, affecting people across different age groups.While bacterial and viral infections are common causes, environmental factors such as air pollution, smoke, and prolonged exposure to harmful particles can further affect lung health and increase susceptibility to respiratory infections, including pneumonia. As air quality deteriorates, doctors are emphasising the need to understand p...