The U.S. Centers for Disease Control and Prevention (CDC) and the American Academy of Pediatrics (AAP) prepare immunization schedules based on age.
Each year, the CDC and AAP review the immunization schedules for children and adults and make new ones as needed.
Credits
Current as of: January 10, 2026
Author:
WebMD Ignite Staff
Clinical Review Board
All WebMD Ignite education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.