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Asthma
Data are for the U.S.
Morbidity
- Percent of adults age 18 and older who currently have asthma: 8.5% (2025)
Source: Interactive Summary Health Statistics for Adults: National Health Interview Survey, 2019-2025
- Percent of children younger than age 18 years who currently have asthma: 6.3% (2025)
Source: Interactive Summary Health Statistics for Children: National Health Interview Survey, 2019-2025
Emergency department visits
- Number of emergency department visits with asthma, excluding chronic obstructive asthma, as a primary diagnosis: 1.4 million
Mortality
- Number of deaths: 3,722
- Deaths per 100,000 population: 1.1
Source: National Vital Statistics System – Mortality Data (2024) via CDC WONDER
Related FastStats
More data
- NCHS Data Query System: Asthma
- Early release of selected estimates from the National Health Interview Survey
- NHIS Population Estimates and Prevalence Tables: Asthma Data
Related Links
- National Hospital Ambulatory Medical Care Survey
- Mortality Statistics
- National Health Interview Survey
- Centers for Disease Control and Prevention: Asthma
- National Institute for Occupational Safety and Health: Work-related Asthma
- National Heart, Lung and Blood Institute: Asthma
- National Institute of Environmental Health Sciences: Asthma
- Environmental Protection Agency: Asthma