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
Advancing Prevention in a Complex Respiratory Season
2025–2026 Respiratory Campaign round-up: NFID and partners urge immunization to help protect against COVID-19, flu, RSV, and pneumococcal disease
NFID Statement on US Military Flu Vaccine Policy Change
Annual influenza vaccination is the best way to help protect against potentially serious flu complications, including among members of the military and their families.
News Round-Up: Public Health in Flux
News and expert insights on public health policy, outbreak response, and evolving risks across the US and globally
Updated August 2025
Sources: American Academy of Pediatrics, American Academy of Family Physicians