American Heart Association reports New evidence links ozone exposure to potential heart attacks

Young, healthy adults exposed to ozone for two hours developed changes in their cardiovascular system which could explain a possible link between ozone exposure and death.

Dallas, TX – Young, healthy adult volunteers exposed for two hours to ozone developed physiological changes associated with cardiovascular ailments, according to a small study reported in Circulation, an American Heart Association journal.

Study participants showed evidence of vascular inflammation, a potential reduced ability to dissolve artery-blocking blood clots, and changes in the autonomic nervous system that controls the heart’s rhythm. The changes were temporary and reversible in these young, healthy participants. [Read more]