Vaccines: How Do They Work? with Dr. Peter Hotez

What happens in your body after you get a vaccine? The arrival of the COVID-19 vaccines feels like the first positive mile marker in the pandemic but folks have a lot of questions – How were they developed? How do they work? Is there anything we should worry about?

Om Podcasten

Every week Chris Hayes asks the big questions that keep him up at night. How do we make sense of this unprecedented moment in world history? Why is this (all) happening? This podcast starts to answer these questions. Writers, experts, and thinkers who are also trying to get to the bottom of them join Chris to break it all down and help him get a better night’s rest. “Why is this Happening?” is presented by MSNBC and NBCNews Think.