The origins of infectious diseases are as varied as their symptoms, yet they have one thing in common: a devastating impact on society. As COVID-19 continues to spread around the world, many ask, how did this happen? Dr. Michael Greger explains where viruses come from and how we can stop them. Dr. Greger is a founding member and Fellow of the American College of Lifestyle Medicine, a physician, author, and a speaker on nutrition, food safety, and public health issues. He runs the website Nutritionfacts.org, which provides free daily updates on the latest in nutrition research. Dr. Greger is the author of the new e-book, How to Survive a Pandemic.

Music: www.purple-planet.com