Basic information about what asthma is, how it is diagnosed, and how to control it.
What to Do When an Emergency Occurs
Advice on caring for self and others with asthma during or after an emergency
Data, Statistics, and Surveillance
The latest national and state data on the burden of asthma among children and adults.
About CDC's National Asthma Control Program
Basic information about CDC's National Asthma Control Program (NACP)