From the Black Death and Cholera, to Influenza and the Coronavirus, throughout history pandemics have killed millions. Pandemic Historian Dr. Graham Mooney joins us to explain what happened, why it happened and what we can learn. Then, John Shull learns a difficult lesson about the human body. And we unveil a new Top 5.Dr. Graham Mooney: Learn more about your ad choices. Visit megaphone.fm/adchoices