Immunization education

It’s always wise to get the facts before you decide, especially when it comes to your health. Fortunately, evidence-based research tells us a lot about vaccines. Before you make a choice to vaccinate, find out how vaccines work, what they do to our bodies, and if they’re safe.

Have more questions about vaccines? Click on the links below to learn about:


The Children's Hospital of Philadelphia Vaccine Education Center

Children's Hospital of Philadelphia vaccine mobile app (for iPhone or Android). Information includes:

  • Vaccines and the diseases they prevent.
  • Vaccine safety topics, including autism, thimerosal, and too many vaccines.
  • Types of vaccines and how they're made.
  • Recommended schedules for children, teens, and adults.

U.S. Centers for Disease Control and Prevention:

Local organizations:

Other resources: