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 Protects Employees by Requiring COVID-19 Vaccination
Bethesda, MD (September 14, 2021)—Based on mounting evidence of the safety and effectiveness of COVID-19 vaccines, the National Foundation for Infectious Diseases (NFID) has adopted…
NFID Statement on COVID-19 Vaccine Safety
FOR IMMEDIATE RELEASE Bethesda, MD (April 13, 2021)—The following statement can be attributed to William Schaffner, MD, medical director of the National Foundation for Infectious…
NFID Releases New Communications Framework to Promote COVID-19 Prevention Measures
Guidance Reflects Expertise from Leading Healthcare, Business, Union, and Education Groups Bethesda, MD (March 23, 2021)—The National Foundation for Infectious Diseases (NFID) issued a new…
Updated August 2025
Sources: American Academy of Pediatrics, American Academy of Family Physicians