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Heart & Lungs

The Woes of Whooping Cough
Kids who have whooping cough make a "whoop" sound when they cough. Find out more in this article for kids.

Heart Murmurs
Everyone's heart makes sounds, but some people have hearts that make more noise than others. Usually, however, these heart murmurs don't mean anything is wrong. Find out more about these mysterious murmurs.

Cystic Fibrosis
Cystic fibrosis affects the lungs and makes it hard to breathe. Find out more in this article for kids.

Atrial Septal Defect
An atrial septal defect is an opening in the wall between two parts of the heart that lets oxygen-rich blood from one side mix with oxygen-poor blood on the other side. Read more about ASDs in this article for kids.

Cystic Fibrosis: Diet and Nutrition
Kids who have cystic fibrosis need to eat extra calories to stay healthy. Find out why in this article for kids.

Mitral Valve Prolapse
Mitral valve prolapse is a heart problem that's usually minor.

Words to Know (Heart Glossary)
Your heart beats and sends blood all around your body. Find out more about the heart, from A to Z, in this glossary.

I Had Heart Surgery: Noah's Story
Noah had two heart surgeries when he was a baby. Now he's 9 and going strong! Read about him in this article for kids.

The Heart
Your heart beats and sends oxygen throughout your entire body. Find out how it works and how heart problems can be fixed.