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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.

Heart & Blood Vessels

What Is a Cardiac Catheterization? (Video)

A cardiac catheterization is a procedure that cardiologists (heart doctors) do. They put a catheter (a long, thin tube) into a blood vessel, then guide it the heart. Cardiac catheterizations help doctors diagnose and treat many different heart problems.

What Is an AED (Automated External Defibrillator)?

An AED (automated external defibrillator) helps treat an abnormal heartbeat when someone has sudden cardiac arrest. Learn about this easy-to-use medical device.

What's an Atrial Septal Defect (ASD)? (Video)

An atrial septal defect (ASD) is a heart defect in which there is an abnormal opening in the dividing wall between the upper filling chambers of the heart.

What's Hypoplastic Left Heart Syndrome (HLHS)? (Video)

Hypoplastic left heart syndrome (HLHS) is a problem that happens when the left side of a baby’s heart doesn't form as it should. It’s smaller than normal and can’t pump enough blood to the body. After the baby is born, doctors can treat the problem with medicines and several surgeries.

Williams Syndrome

Williams syndrome is a disorder that causes developmental delays, learning problems, and heart and blood vessel problems. But kids who have it usually have good verbal skills and are friendly and social.

Words to Know (Heart Glossary)

A guide to medical terms about the heart and circulatory system. In an easy A-Z format, find definitions on heart defects, heart conditions, treatments, and more.

X-Ray Exam: Chest

A chest X-ray is a safe and painless test that uses a small amount of radiation to take a picture of a person's chest, including the heart, lungs, diaphragm, lymph nodes, upper spine, ribs, collarbone, and breastbone.