[Skip to Content]
Find care at Nemours Children's HealthDoctorsLocations

How the Body Works

en español
  • The Immune System

    Watch how your immune system fends off germs and learn what you can do to boost its power.

  • Heart & Circulatory System

    The heart is one strong muscle. Take a look at how it pumps blood around your body.

  • The Digestive System

    Did you know we start digesting food before we even eat it? Learn about the digestive system.

Explore the Body

Your Hair, Skin, & Nails

Hair

Skin

Nails

Your Bones & Muscles

Bones and Skeletal System

Muscles

Healthy Weight

Kids come in all shapes and sizes. But what makes a healthy weight? Watch this movie and find out.

Body Q&A

 

Wash your hands often, wear a mask when you are out and keep your distance from others, and always cover your mouth when you cough or sneeze. 

When mucus (or snot) in your nose, dirt, and other debris get dry and clump together, it’s called a booger. 

Learn more

The body makes pee as a way to get rid of waste and extra water that it doesn't need.

Learn more