How does air pollution affect the digestive system? Vazifdar: By causing inflammation and altering gut microbiota composition. Pollutants like PM2.5 can trigger stress responses in digestive cells ...

What do the numbers mean? Each Air Quality Index category, also known as the level of concern, is attached to a certain range of values: Good (green): 0 to 50 ...

Feb. 22, 2021 — Analysis of records for more than 63 million Medicare enrollees from 2000 to 2016 finds long-term exposure to air pollution had a significant impact on the number of people ...

It is wildfire season, which could mean more air pollution, too. Here are a few tips to protect yourself. By Adeel Hassan and Hilary Howard Wildfires burning across Canada are generating clouds of ...

Researchers determined how much outdoor particulate pollution affects indoor air quality. Their study concluded pollution from inversion and dust events is kept out of buildings, but wildfire ...

Air pollution is a well-known risk factor for respiratory diseases such as asthma and chronic obstructive pulmonary ... a large cohort of 7.7 million people based on the health system of Catalonia.

Air pollution remains a silent killer in Massachusetts, responsible for an estimated 2,780 deaths a year and for measurable cognitive loss in Bay State children exposed to fine particulate pollutants ...

A recent American Lung Association (ALA) report states that "nearly half" of United States residents live in communities with unhealthy air pollution. According to the organization's 2025 “State ...