• According to theEPA, the air inside your home may be 10 times more polluted than the air outside.
  
  
• More than half -- 55% -- of the US population is breathing unhealthy amounts of air pollution according to theAmerican Lung Association's State of the Air, 2004.
  
  
• According to theAmerican Lung Association, 20.3 million Americans are currently battling asthma.
  
  
• Today, some 50 million Americans suffer from at least one allergic condition according toAmerican Academy of Allergy Asthma and Immunology. These allergies are responsible for $15 billion in medical costs and an estimated 10 million lost school days and 3.5 million lost workdays each year.
  
  
• High levels of microscopic, soot-like particles are increasing the risk of premature death for millions of people, including those with heart or lung disease, according to theAmerican Lung Association State of the Air: 2007.
  
  
• Sick Building Syndrome, a worldwide phenomenon, results when chemical substances used in office construction are steadily released into the atmosphere from electronic equipment, carpeting, furniture and fittings.
  
  
• Virus, fungus, bacteria and hundreds of other germs are carried in the air at all times. If inhaled into the lungs, germs can cause cold, flu, pneumonia and other respiratory infections. When these germs lodge in your lungs, your breathing can be disrupted and you can become ill.American Lung Association
  
  
• Indoor air pollutants can cause asthma attacks, as well as itchy eyes, sneezing and runny nose.? Radon and tobacco smoke can cause even more dangerous health effects, including lung cancer, according theAmerican Lung Association
  
  
• Strong new evidence suggests that air pollution emitted by power plants and vehicles across the U.S. raises the risk of lung disease, according to a study in theJournal of the American Medical Association.

See what the major media sources said about the poor air quality and the severity of environmental hazards in U.S.