What to know
Your child will change a lot from ages 4 to 11. At a very young age, children develop the habits and behaviors that can affect their lifelong health. Use the links below to guide your child in leading a healthier life.
What's included
Diseases and conditions

Keep Reading
Young Children: Diseases & Conditions
Safety in the home and community

- Childcare: Safe Spaces
- Child Abuse and Neglect
- Child Passenger Safety
- Healthy and Safe Swimming
- Vaccine Safety
Keep Reading
Young Children: Safety in the Home & Community
Raising healthy children

Keep Reading
Young Children: Raising Healthy Children
Milestones and schedules

- Child Development
- Child and Adolescent Immunization Schedule by Age
- Developmental Milestones (Ages 4-5)
- Growth Charts
- Recommend Immunizations
Keep Reading
Young Children: Milestones & Schedules
Content Source
National Center on Birth Defects and Developmental Disabilities (NCBDDD)
About This Page
Published: May 15, 2024
Updated: November 2, 2026
This page was last updated on this date. Updates may include minor edits, image changes, or other modifications to page content.
Reviewed: November 2, 2026
The information on this page was last reviewed by subject matter experts to ensure accuracy.
