A new study shows that even low levels of air pollution and traffic noise increase stroke risk, especially when combined.

Air-quality officials are advising people in several Southern California cities to keep their doors and windows closed amid ...

The National Weather Service (NWS) urges the public to keep their windows and doors closed and to limit outdoor activities during high-risk periods.

HAP releases harmful pollutants that pose serious health risks, inflaming the airways and lungs, impairing the immune response, ...