Vaccine Information on the Internet

10 Tips for Evaluating Immunization Information on the Internet

  1. The ownership of the site should be clear.
  2. The information provided should be based on sound scientific study.
  3. The site should carefully weigh the evidence and acknowledge the limitations of the work.
  4. Beware of "junk science" and suggestions of "conspiracies."
  5. The individuals or group providing the information should be qualified to address the subject matter.
  6. Arguments should be based on facts, not opinion.
  7. The motives of the site should be clear.
  8. The information provided should make sense.
  9. One sign of a scientifically sound Internet site is that it contains references from and to recognized peer-reviewed publications.
  10. You should be able to obtain additional information if you need it.


Other sources of Information: 

Reliable Internet and Print Resources for Scientific, Evidence-Based Information about Childhood Immunizations and Vaccines

National Network for Immunization Information (NNII)

Vaccine Education Center at The Children's Hospital of Philadelphia

Immunization Action Coalition

Vaccine Information Statements (VIS):

Needle Tips Newsletter for health professionals:

Unprotected People: case studies of individuals who did not receive appropriate vaccines:

Free print materials: 

CDC National Immunization Program

CDC National Immunization Program publications

CDC's vaccine safety website

Oregon Immunization Program