In the US, all vaccines must be approved or licensed by the Food and Drug Administration (FDA), after which every vaccine is continually evaluated for safety and efficacy. This site reflects evidence-based US immunization recommendations.
Recommendations by Age
Evidence-based immunization schedule for infants and children from the American Academy of Pediatrics (AAP)
Evidence-based immunization schedule for adults based on age and medical conditions from the American Academy of Family Physicians (AAFP)
Latest Posts
NFID Statement on mRNA Technology
Restricting specific vaccine technologies would slow potentially lifesaving research and could discourage investment in future vaccine development
Welcome to Immunization in 2026: Why Evidence-Based Policy Matters More Than Ever
NFID Medical Director Robert H. Hopkins, Jr., MD, examines the challenges—and stakes—facing the immunization community in the year ahead.
Joint Letter on US Childhood Immunization Schedule
The National Foundation for Infectious Diseases and more than 70 scientific and medical organizations sent the letter reaffirming their commitment to transparent, evidence-based immunization policy to help protect the health of US children.
Updated August 2025
Sources: American Academy of Pediatrics, American Academy of Family Physicians