1.0Learn Librehttps://learnlibre.com/es/Learn Librehttps://learnlibre.com/es/author/sciencematters/Heart and Lungs - Learn Librerich600338<blockquote class="wp-embedded-content" data-secret="dEhu2IgzQ2"><a href="https://learnlibre.com/es/lessons/heart-and-lungs/">Corazón y pulmones</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://learnlibre.com/es/lessons/heart-and-lungs/embed/#?secret=dEhu2IgzQ2" width="600" height="338" title="“Heart and Lungs” — Learn Libre" data-secret="dEhu2IgzQ2" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script>
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</script>https://learnlibre.com/wp-content/uploads/2025/09/Featured-Heart-and-Lungs-1.webp28801610In this lesson, you’ll discover how your heart and lungs are a team that keeps your body alive and moving. We’ll start by seeing how something as simple as deep breathing can calm your heart, then test it for ourselves by checking our heart rates at rest, after exercise, and after slow breathing. You’ll also...