New EPA study published in Circulation, a Journal of the American Heart Association (AHA), finds a connection between ozone exposure and heart risk.

Press release:

New EPA study published in Circulation, a Journal of the American Heart Association (AHA), finds a connection between ozone exposure and heart risk.

Read the AHA press release about the EPA study:

http://www.eurekalert.org/pub_releases/2012-06/aha-nel062012.php

or go to EPA's Air Research Web page: http://www.epa.gov/research/airscience