At a glance
National Infant Immunization Week (NIIW) is a yearly observance held in April, highlighting the importance of protecting children two years and younger from vaccine-preventable diseases (VPDs). NIIW is April 21-28, 2025. CDC and the American Academy of Pediatrics (AAP) recommend that children stay on track with their well-child appointments and routine vaccinations. On-time vaccination is critical to provide protection against potentially life-threatening diseases.
Are You a Healthcare Professional?
All staff in healthcare practices, including non-clinical staff, play important roles during NIIW. To highlight childhood immunizations this NIIW, learn tips for talking with parents about childhood vaccines.
For more actionable strategies, resources, and data to support getting all Americans back on-schedule with their routine immunizations to protect everyone from vaccine-preventable disease and disability.
Event materials
Use these graphics and NIIW key messages to highlight the importance of protecting infants and young children from vaccine-preventable diseases.