With allergens like dust, dander, mold, and bacteria all teaming up to infiltrate the air you breathe, clean air can be harder to come by, especially indoors. According to the EPA, Americans spend ...

Typically about the size of a textbook and situated behind the dashboard, a cabin air filter cleans the air coming into your car’s interior through the heating, ventilation and air-conditioning ...

Mucus in the nose plays a critical role in cleaning the air that’s headed toward our lungs. It coats nasal hairs, catching pollen and dust that would otherwise brush past. Now chemical engineers show ...

Air quality can be impacted by smoke from wildfires. Our reporter set out to build an air filter — in a style the EPA praised, using only things she already had at home. It's almost summer, and if ...

People whose homes are near busy highways may be able to reduce their blood pressure by running an air purifier with a HEPA filter, a study found. Just a month of air filter use cut systolic blood ...