For the past 13 years the American Lung Association releases a new State of the Air Report annually sharing their test results of air pollution across the United States.
This year, they have been joined by InfoNewt to release an infographic designs based on the 2012 report.
You can find the list of the Most Polluted Cities in the United States 2012:
Health and Food
Have a better eyesight with better nutrition
To improve your eyesight, you need to make sure that your body receives enough of these nutrients: Vitamin A: in tomatoes, papaya, carrots and fortified