Are you looking for quick statistics? FastStats provides quick access to statistics on topics of public health importance, including asthma.
The mission of the CDC National Center for Health Statistics is to provide statistical information that will guide actions and policies to improve the health of the American people.
FastStats A to Z - Asthma
FastStats provides quick access to statistics on asthma.
Are you looking for asthma surveillance data? The Data and Surveillance page provides access to asthma surveillance data and slides.