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Department of Health and Human Services
Centers for Disease Control and Prevention


Vaccines & Immunizations

Basics and Common Questions
What You Need to Know

Common Questions

Common Questions

Answers to common and frequently asked questions about vaccinating, the creditability of information on the Internet, etc.

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This page last modified on August 22, 2007
Content last reviewed on May 24, 2007
Content Source: National Center for Immunization and Respiratory Diseases

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Centers for Disease Control and Prevention 1600 Clifton Rd, Atlanta, GA 30333, U.S.A
Public Inquiries: 1-800-CDC-INFO (232-4636); 1-888-232-6348 (TTY)

Vaccines and Immunizations