Federal health officials estimate nearly 1 in 12 Americans, or 25 million people have the respiratory disorder. Asthma prevalence is up a little in recent years, but severe attacks have held pretty steady.
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Read the complete post at http://www.npr.org/blogs/health/2011/01/13/132885149/asthma-on-the-rise-25-million-in-the-u-s-affected?ft=1&f=103537970
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Jan 13 2011, 06:34 AM
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