Tiny air pollutants have been tied to premature death. What can you do to protect yourself?

Tiny air pollutants have been clearly linked to premature deaths, but there's at least one way to protect yourself, according to the lead researcher of a new study.

Tiny air pollutants have been tied to premature death. What can you do to protect yourself?
Tiny air pollutants have been clearly linked to premature deaths, but there's at least one way to protect yourself, according to the lead researcher of a new study.