Depending on the different pollutants in the air, like pollen or wildfire smoke, some days can be easier to breathe than ...

As the Air Quality Index (AQI) in the national capital shows improvement, the Commission for Air Quality Management (CAQM) ...

In the springtime in Oklahoma, allergy season can be a primary cause of stuffy noses or difficulty breathing, but allergens like pollen and ragweed aren't counted on the Air Quality Index as those ...