Researchers found their subjects’ exposure to air pollution from 1999 to 2006 affected their brain. Previous studies have shown that air pollution can cause inflammation and damage to the vascular system, but this study showed damage to the brain itself.
“This tells us that the damage air pollution can impart goes beyond the circulatory system,” the Times quoted the lead author, Dr. Jiu-Chiuan Chen, an associate professor of preventive medicine at the Keck School of Medicine at the University of Southern California. “Particles in the ambient air are an environmental neurotoxin to the aging brain.”
To read the whole Times story click here.