kidshealth library

Your child's health and safety is our top priority. Please search our resource library for information on health, nutrition, fitness, injury prevention and other important topics.

search by topic

search by letter

Growth & Development

  • Communication

    Learn how speech and language skills develop, and what red flags to watch for.

  • Feeding & Eating

    Info on breastfeeding, formula feeding, food allergies, and more.

  • Growing Up

    Learn about puberty, development, and more.

  • Growth

    Here are age-by-age guides to your child’s growth and development.

  • Learning & Play

    Age-related guidelines for playing with your baby and encouraging learning.

  • Medical Care

    Age-by-age guides on the health care your child needs, including info on vaccines and well visits.

  • Movement

    Learn how fine and gross motor skills develop, and red flags to watch for.

  • Senses

    Learn how your baby develops the senses of sight, sound, touch, and taste.

  • Sexual Development

    Here’s what to expect as your child matures and approaches puberty.

  • Sleep

    How much sleep do kids need? Find out their age-by-age sleep needs, and learn about common sleep problems.