Slideshow
The 10 Worst Places to Breathe in the U.S.
Written by Maya Cohen and Medically Reviewed by Scott Pearlman, M.D.
The American Lung Association has released their 2009 State of the Air report, listing the cities with the most polluted air in the country. A number of factors contribute to what makes up a dirty atmosphere, including ozone pollution (which contributes to smog and triggers asthma), and particle pollution (which includes dust, pollen, and mold in the air). Find out which cities ranked at the bottom of the pack for air quality.
Advertisement
Are You Depressed?
1. Have you been feeling blue, or "down in the dumps"?
