Home > Health > What is a Virus and how do they work? What is a Virus and how do they work? Health 5 second hack kills food cravings and melts fat fast Share on Pinterest What is a virus and how do they work? In the first video in the series, WinchPharma Science & Health look at viruses, how they infect cells and reproduce, as well as some of the practical uses they have. Share on Pinterest Related Posts 30 Facts About The Human Body You May Not Know Seventeen Jaw Dropping Facts About The Human Body The Molecular Machines In Your Body Why Do We Have Different Blood Types? Where Did Viruses Come From?