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Asthma rates rise, but at a slow pace, CDC finds
ATLANTA — Nationwide rates of asthma have been on the rise in recent years, though they’ve risen at a slow pace, according to a new report by the Centers for Disease Control and Prevention.
According to the report, released Wednesday, around 24.6 million people in the United States had asthma in 2009, meaning a prevalence of 8.2%. Rates have risen by around 1.2% per year since 2001, with asthma attack prevalence staying between 3.9% and 4.3% between 1997 and 2009.