Search Results for: pm2.5

Air pollution tied to brain aging, memory loss later in life, study finds

February 27, 2026
Older adults who lived in areas with high air pollution levels early in the 2000s scored significantly worse on memory tests in 2011 than their peers in low-pollution communities, even if air quality improved in the meantime, according to a new study. The magnitude of the decline was comparable to roughly two to six years ... Air pollution tied to brain aging, memory loss later in life, study finds

Air pollution, even at low levels, may heighten breast cancer risk

November 6, 2025
Women who live in areas with more air pollution may face a higher risk of developing breast cancer, according to a new, large-scale study of more than 400,000 women across the United States.

Even low levels of traffic air pollution can damage the liver, new study shows

February 3, 2025
Long-term exposure to even small amounts of air pollution from vehicles promotes abnormal changes in the liver—potentially increasing the risk of fatty liver disease, according to new research in mice. Mice exposed to fine particulate matter (PM2.5, or tiny pollutant particles of 2.5 micrometers or less)  for 12 weeks showed inflammation in the liver, more ... Even low levels of traffic air pollution can damage the liver, new study shows

Baby admissions to neonatal intensive care units (NICU) soar due to late pregnancy air pollution exposure

January 14, 2025
Exposure to outdoor air pollution in the month before birth dramatically increases the odds of newborns being admitted to NICUs in the U.S., new research suggests.