CDC is the nation's leading science-based, data-driven, service organization that protects the public's health. CDC works 24/7 to protect America from health, safety and security threats, both foreign and in the U.S.

CDC Travelers’ Health Branch provides updated travel information, notices, and vaccine requirements to inform international travelers and provide guidance to the clinicians who serve them.

Find information related to Vaccines and Immunizations. Official websites use .gov. A .gov website belongs to an official government organization in the United States.

CDC Science behind Long COVID Variants and Genomic Surveillance for SARS-CoV-2 SARS-CoV-2 Interagency Group View All Home

Jan 23, 2025 · CDC is one of the major operating components of the Department of Health and Human Services. View CDC's Official Mission Statements/Organizational Charts to learn more about CDC's organizational structure.

Feb 12, 2024 · CDC puts science into action to help children stay healthy so they can grow and learn; to help families, businesses, and communities fight disease and stay strong; and to protect the public's health. Learn more about CDC's mission, priorities, role, and core values.

CDC’s home for COVID-19 data. Visualizations, graphs, and data in one easy-to-use website.