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Walking Pneumonia Walking pneumonia is a less serious form of the lung infection pneumonia. Find out more

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Getting Help for Depression If you feel depressed or alone, talking to a parent is a good place to start. Tips for talking

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The Heart

en español: El corazón

Your heart pumps and pumps all day long. But how does it work? Find out more about this spectacular muscle!

How Does the Heart & Circulatory System Work? (Video)
Quiz: Heart & Circulatory System

Heart Murmurs

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Note: All information on Nemours® KidsHealth® is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor. © 1995-2024. The Nemours Foundation. Nemours Children's Health®, KidsHealth®, and Well Beyond Medicine® are registered trademarks of The Nemours Foundation. All rights reserved. Images sourced by The Nemours Foundation and Getty Images.