What happens inside your respiratory system during a COVID-19 infection?
This realistic medical animation follows respiratory virus particles through the airways and explains how respiratory cells, immune cells, inflammation and breathing can be involved.
The CDC reported increasing COVID-19 activity in the U.S. in its September 4, 2026 update. οΏ½
CDC Covid Data
Tags:
COVID-19, COVID, coronavirus, COVID symptoms, COVID infection, respiratory virus, lungs, respiratory system, immune system, inflammation, breathing, human body, anatomy, medical animation, health facts, medical facts, biology
