Poor Air Quality Linked To Cognitive Decline

An analysis of data from the U.S. Environmental Protection Agency and the Health and Retirement Study conducted by Jennifer Ailshire, PhD, of the University of Southern California is the first to look at how air quality affects the cognitive function of older men and women. The research focused on data from 14,793 people over the age of 50 and found those living in areas with higher levels of air pollution scored poorer on cognitive function tests even after factoring in age, race, education, smoking, behavior, and cardiovascular condition. According to Ailshire, older adults are particularly vulnerable to the hazards of unhealthy air and there is emerging evidence that exposure may have adverse effects on the brain, as well as heart and respiratory health. More here.

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