Which condition can environmental pollutants worsen?

Environmental pollutants can significantly worsen asthma, a chronic respiratory condition characterized by inflammation and narrowing of the airways. When exposure to pollutants such as smoke, vehicle emissions, and particulate matter occurs, it can lead to increased airway hyperreactivity, exacerbations of symptoms, and more severe asthmatic attacks. This is primarily due to the irritative effects of pollutants on the already sensitive airways of individuals with asthma.

In essence, while environmental pollutants may have some impact on seasonal allergies and could potentially affect the severity of respiratory infections like the common cold and flu, their most substantial and immediate effect is on asthma. Individuals with asthma are particularly susceptible to changes in air quality; therefore, managing exposure to these pollutants is critical in controlling asthma symptoms and overall respiratory health.