Associations between air pollution and perceived stress: the Veterans Administration Normative Aging Study (23 page pdf, Amar J Mehta, Laura D Kubzansky, Brent A Coull, Itai Kloog, Petros Koutrakis , Avron Spiro III, Pantel Vokonas, Joel Schwartz, Environmental Health, Jan. 27, 2015)
Today we review research conducted in the Boston area with white older men whose exposure to air pollution was averaged over one to 4 weeks over a period of 12 years and compared with a stress index, Perceived Stress Scale, for the previous week. Stress has been found to be associated with depression and depression with a greater risk of heart disease and death. Results indicate a strong association with the vehicle emissions, such as PM 2.5 and nitrogen dioxide (NO2), particularly in colder months of the year, when higher admissions to emergency for depression take place.
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