Lungs

Breathe in, breathe out! The lungs are part of your body’s respiratory system and help you breathe oxygen. In this movie, you’ll learn how your lungs inhale and exhale air. Did you know that a muscle called a diaphragm helps your chest expand and contract? Did you know that your lungs push air through your vocal cords to help you talk? You'll find out how exercising can keep your lungs healthy and strong, and you'll learn how you can protect your lungs.

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