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kidshealth library

health & safety topics

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.

Your Kid's Body

How to Take a Rectal Temperature

The best way to take a temperature in infants and young children is by taking a rectal temperature. Here's how to do it.

How to Take an Axillary (Armpit) Temperature

The axillary (armpit) method is a convenient way to take a child's temperature, especially for kids who can't hold a thermometer in their mouths. Here's how to do it.

How to Take an Oral Temperature

Taking an oral temperature is easy in an older, cooperative child. Most kids can have their temperature taken this way when they’re about 4–5 years old. Here's how to do it.

Is It OK for My Child to Use Skin Care Products?

Many kids today want to try out skin care products, but some aren’t safe for them.

My Child Wants to Grow Taller. What Should I Say?

Find out what the experts have to say.

Nutrition & Fitness (Topic Center)

You know the importance of exercising and eating nutritious foods, but do you know how to raise a healthy and active child? Get practical advice and tips.

Overweight and Obesity

Preventing kids from becoming overweight means making choices in the way your family eats and exercises, and how you spend time together.

Taking Your Child's Temperature

All kids get a fever from time to time. Find out about taking your child's temperature, safely and accurately.

The Spleen

The spleen is a fist-sized organ in the upper left part of the belly under the ribcage. It helps protect the body by clearing worn-out red blood cells and other foreign bodies (such as germs) from the bloodstream.

What Is Collagen?

Collagen is a protein in the body that helps make bones strong.