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A federal public health agency of the U.S. Department of Health and Human Services that helps protect people from the health effects of chemical exposures.
The ATSDR A-Z Index is a navigational and informational tool that makes the ATSDR Web site easier to use.
Toxic Substances Portal
One-stop-shop on the health effects of toxic substances
- ATSDR en Español
- Camp Lejeune, North Carolina
- Case Studies in Environmental Medicine
- CDC Social Vulnerability Index
- National Amyotrophic Lateral Sclerosis (ALS) Registry
- Per- and Polyfluoroalkyl Substances (PFAS) and Your Health
- Public Health Assessments and Consultations
- Toxicological Profiles