Air by the Numbers

  • 90%

    90 percent of the air that goes into your lungs is indoor air.

  • 5x

    U.S. EPA studies found that indoor air pollutants were generally two to five times greater than outdoor pollution levels. In some cases, indoor air pollution was 100 times greater.

  • 25 Million

    Nearly 25 million people in the U.S. suffer from asthma.

  • 2 Million

    Asthma is the cause of approximately two million emergency room visits per year in the U.S.

  • 30%

    Up to 30 percent of adults have allergies.

  • 40%

    Up to 40 percent of children have allergies.

  • 30%

    Up to 30 percent of people with allergies have reactions to cat and dog hair and dander.

  • 90%

    Up to 90 percent of households have detectable levels of dog or cat allergens.

  • 40,000

    About 40,000 droplets of the flu virus are in a typical sneeze. The smaller droplets can shoot out at 100 miles per hour and may remain suspended in the air for hours or days.



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