https://tube.blueben.net/videos/watch/605d9f7b-794a-4988-82c4-7d3b52a13d99 What happens to oxygen after you breathe it in? Follow an oxygen molecule from your lungs into your bloodstream, through your heart, and deep into your cells, where it helps produce energy and becomes water. Discover how your body transforms molecules and releases carbon dioxide with every breath out. Fri, 06 Nov 2026 19:13:28 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://tube.blueben.net https://tube.blueben.net/client/assets/images/icons/icon-96x96.png https://tube.blueben.net/videos/watch/605d9f7b-794a-4988-82c4-7d3b52a13d99 All rights reserved, unless otherwise specified in the terms specified at https://tube.blueben.net/about and potential licenses granted by each content's rightholder.