2021 OCT 18 By a News Reporter-Staff News Editor at Insurance Daily News Embargoed until 4 a.m. CT/ 5 a.m. ET Wednesday,. DALLAS, Oct. 6, 2021- Exposure to air pollution and road traffic noise over the course of many years may be associated with an increased risk of developing heart failure, and the correlation appears to be even greater in people who are former smokers.