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
US Health Officials Urge Vaccination Against Flu, COVID-19, and RSV This Fall and Winter
New NFID survey shows many US adults underestimate the seriousness of respiratory diseases and do not plan to get vaccinated this season
A Game Changer for Disease Prevention and Treatment
As diseases continue to emerge, reemerge, and evolve, the development and use of advanced interventions such as monoclonal antibodies are critical for protecting public health …
2023 NFID Annual News Conference: Preventing Disease This Fall and Winter
Leading national public health experts will present final 2022-2023 US influenza season data and results from a new national survey of US adults on vaccination behaviors and attitudes around flu, RSV, COVID-19, and pneumococcal disease
Updated August 2025
Sources: American Academy of Pediatrics, American Academy of Family Physicians