Disasters How Serious is the Coronavirus? Infectious disease expert Michael Osterholm explains to Joe Rogan how serious this respiratory pandemic is. Osterholm is author of “Deadliest Enemy: Our War Against Killer Germs.” (Source: Joe Rogan Experience) Share This Previous ArticleObsessed With: 'Abducted in Plain Sight' Next ArticleHow Chef Wolfgang Puck Serves 25,000 Dishes at The Oscars Every Year March 12, 2020