Air Pollution Interferes with Heart’s Electrical Signals

It has been known for several years now that exposure to heavy road traffic can trigger heart attacks and that particulate air pollution increases the risk of heart attack and cardiac death. Now scientists are beginning to discover the mechanisms by which pollutants damage the heart.

The Journal of the American Heart Association reports that pollutants can interfere with the heart’s ability to conduct electrical signals in people with coronary artery disease. Continue reading…